chemical reaction Crossword Puzzles

Kendra, Chemistry, 3 2025-05-06

Kendra, Chemistry, 3 crossword puzzle
Across
  1. Combining two atoms together to make a new atom
  2. A stable isotope of hydrogen
  3. A famous jewelry Company/Owners name
  4. A positron with positive charge
  5. A radioactive isotope of hydrogen
  6. 2 neutrons and 2 protons
  7. Same number of protons but different numbers of neutrons
Down
  1. Breaking apart an atom into two new ones
  2. Same mass as an electron but is a positive charge
  3. The start of a chemical reaction
  4. Releases a unit of energy called a gamma particle
  5. neutron turns to a proton, an electron
  6. Substances that are formed in result of a chemical reaction

13 Clues: 2 neutrons and 2 protons • A stable isotope of hydrogen • A positron with positive charge • The start of a chemical reaction • A radioactive isotope of hydrogen • A famous jewelry Company/Owners name • neutron turns to a proton, an electron • Breaking apart an atom into two new ones • Combining two atoms together to make a new atom • ...

Chapter 3 section 2 2021-10-06

Chapter 3 section 2 crossword puzzle
Across
  1. lighting
  2. it burns
  3. rain water
  4. you put it in your car
  5. physical changes
  6. states the total mass before a chemical reaction.
  7. the
  8. you see through it
Down
  1. life sustaining beverage
  2. A change in the size,shape,form, or state of matter
  3. what matters most.
  4. can form during both a physical change and a chemical change.
  5. ice cream that is to warm is
  6. very hot water
  7. you measure and weight with this
  8. disappearing substances is water
  9. is a change in matter in which the substances that make up the matterchange into other substances with different chemical and physical properties.
  10. something changing color
  11. frozen water

19 Clues: the • lighting • it burns • rain water • frozen water • very hot water • physical changes • what matters most. • you see through it • you put it in your car • life sustaining beverage • something changing color • ice cream that is to warm is • you measure and weight with this • disappearing substances is water • states the total mass before a chemical reaction. • ...

Thermochemistry Vocabulary 2022-12-13

Thermochemistry Vocabulary crossword puzzle
Across
  1. (heat) of
  2. the standard unit of energy in electronics and general scientific applications
  3. (of a reaction or process) accompanied by or requiring the absorption of heat.
  4. an apparatus for measuring the amount of heat involved in a chemical reaction or other process
  5. the change in enthalpy associated with a particular chemical process
  6. accompanied by the release of heat.
  7. heat of vaporization the heat absorbed by one mole of a substance as it is converted from a liquid to a gas
  8. (heat) of reaction The enthalpy change that accompanies a chemical reaction
  9. A measurement of the energy content of food
Down
  1. energy energy which a body possesses by virtue of being in motion
  2. heat the quantity of heat required to raise the temperature of one gram of a substance by one Celsius degree
  3. heat of fusion the heat absorbed by one mole of that substance as it is converted from a solid to a liquid
  4. the quality of being hot; high temperature
  5. the field of science that deals with the measurement of the state of a body with respect to the thermal aspects in order to examine its physical and chemical changes
  6. the branch of thermodynamics that focuses on changes occurring during chemical reactions
  7. of conservation of energy the amount of energy is neither created nor destroyed
  8. a body temperature above the normal; fever.
  9. power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines.
  10. potential energy the energy stored in the chemical bonds of a substance
  11. energy the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.
  12. the heat energy given out when one mole of a substance burns completely in oxygen.

21 Clues: (heat) of • accompanied by the release of heat. • the quality of being hot; high temperature • a body temperature above the normal; fever. • A measurement of the energy content of food • the change in enthalpy associated with a particular chemical process • potential energy the energy stored in the chemical bonds of a substance • ...

Unit 2 Make Up Assignment 2023-10-25

Unit 2 Make Up Assignment crossword puzzle
Across
  1. Positive particle that identifies an element
  2. These electrons are in the outermost shells in the electron cloud
  3. Elements in the same _____ have the same number of energy levels; these move left to right in the periodic table
  4. The ability an atom has to undergo or have a chemical reaction
  5. The law of conservation says that the mass of reactants and the mass of products remain the
Down
  1. Elements in the same _____ have the same number of energy levels; these move left to right in the periodic table
  2. Evidence of this type of reaction includes temperature change, bubbling, residue, etc.
  3. The elements on the left side of a chemical equation
  4. Evidence of this type of reaction includes boiling, freezing and melting
  5. Elements in the same ______ have similar chemical properties and the same number of valence electrons

10 Clues: Positive particle that identifies an element • The elements on the left side of a chemical equation • The ability an atom has to undergo or have a chemical reaction • These electrons are in the outermost shells in the electron cloud • Evidence of this type of reaction includes boiling, freezing and melting • ...

C1 Keyword Crossword 2025-07-16

C1 Keyword Crossword crossword puzzle
Across
  1. a table of all the chemical elements in order of their atomic numbers
  2. atoms with the same number of protons but different numbers of neutrons
  3. within the periodic table the vertical columns are called...
  4. the metals in Group 1 of the periodic table
  5. chemical that speeds up a reaction but is not used up by the reaction
  6. the density of a substance is its mass divided by its volume
  7. two or more elements which are chemically joined together, e.g. H2O
  8. a property of matter, charge exists in two forms, positive and negative, which attract each other
  9. two or more atoms covalently bonded to form the smallest unit of an element or compound, e.g. O2, H2O
  10. particle which does not have a charge found in the nucleus of an atom
  11. shiny
  12. the number of protons in the nucleus of an atom
  13. central part of an atom that contains protons and neutrons
Down
  1. reaction chemical reaction where an element takes the place of or ‘pushes out’ another element from a compound
  2. elements with properties of both metals and non-metals; in the periodic table they are between metals and non-metals
  3. small negatively charged particles within an atom that are outside the nucleus
  4. a row in the periodic table
  5. a method for separating substances, used to identify compounds and check for purity
  6. positively charged particles found in the nucleus of an atom
  7. compounds which produce hydroxide ions in water
  8. materials that let electricity pass through them
  9. used to show pH of a solution or when the end point of a titration is reached
  10. substances made out of only one type of atom with the same number of protons in the nucleus
  11. the process of using a porous material to remove solids from water or solutions
  12. reactive non-metals in Group 7 of the periodic table, e.g. chlorine
  13. charged particles (can be positive or negative)

26 Clues: shiny • a row in the periodic table • the metals in Group 1 of the periodic table • compounds which produce hydroxide ions in water • charged particles (can be positive or negative) • the number of protons in the nucleus of an atom • materials that let electricity pass through them • central part of an atom that contains protons and neutrons • ...

Theory Exam Puzzle 2025-11-05

Theory Exam Puzzle crossword puzzle
Across
  1. bond Atoms transfer electrons.
  2. Two or more atoms bonded together.
  3. bond Atoms share electrons.
  4. The new substance formed after the reaction.
  5. A substance made of different elements chemically joined.
  6. A pure substance made of one kind of atom.
  7. A starting substance in a chemical reaction.
  8. Same element, different number of neutrons.
Down
  1. Neutral particle found in the nucleus.
  2. Speeds up a reaction but isn’t used up.
  3. Negatively charged particle orbiting the nucleus.
  4. Positively charged particle in the nucleus.
  5. The smallest unit of matter.
  6. Atom that has gained or lost electrons.
  7. Measures how acidic or basic something is.

15 Clues: bond Atoms share electrons. • The smallest unit of matter. • bond Atoms transfer electrons. • Two or more atoms bonded together. • Neutral particle found in the nucleus. • Speeds up a reaction but isn’t used up. • Atom that has gained or lost electrons. • A pure substance made of one kind of atom. • Measures how acidic or basic something is. • ...

Chemical Reactions 2021-02-04

Chemical Reactions crossword puzzle
Across
  1. Substance written in letters and numbers
  2. The starting substance in a chemical-reaction
  3. Image or diagram
Down
  1. Process when atoms rearrange
  2. Atoms grouped together in a certain way
  3. Something observed about a substance
  4. Something made of the same atoms/group of atoms
  5. Tiny pieces that all matter is made of

8 Clues: Image or diagram • Process when atoms rearrange • Something observed about a substance • Tiny pieces that all matter is made of • Atoms grouped together in a certain way • Substance written in letters and numbers • The starting substance in a chemical-reaction • Something made of the same atoms/group of atoms

CHANGES AROUND US 2017-05-24

CHANGES AROUND US crossword puzzle
Across
  1. A new product is formed
  2. All most all are reversible
  3. Energy required to start a chemical reaction
Down
  1. New substance formed after chemical reaction
  2. The original substance
  3. It occurs when there is a chemical change
  4. Chlorophyll in plants
  5. Liquid changes to water

8 Clues: Chlorophyll in plants • The original substance • A new product is formed • Liquid changes to water • All most all are reversible • It occurs when there is a chemical change • New substance formed after chemical reaction • Energy required to start a chemical reaction

Chemboggle 2012-12-12

Chemboggle crossword puzzle
Across
  1. Group of the same type of orbitals
  2. Atoms of an element with a different number of neutrons
  3. A species that is a proton acceptor
  4. A species that is a proton donor
  5. Oxidation and reduction
  6. A measure of the tendency of an atom to attract a bonding pair of electrons
  7. A hydrocarbon with single bonds only
  8. The opposite of a condensation reaction
  9. The amount of a specified substance in a unit amount of another
Down
  1. Simplest whole number ratio of atoms in an element
  2. The acidity of a solution
  3. Measure of pressure
  4. (s) (aq) (g)
  5. Loss of electrons
  6. A substance that increases the rate of a chemical reaction without being used up in the process
  7. Molar relationship between quantities of substances taking part in a reaction
  8. A reaction that gives off heat
  9. Measure of the disorder of a system

18 Clues: (s) (aq) (g) • Loss of electrons • Measure of pressure • Oxidation and reduction • The acidity of a solution • A reaction that gives off heat • A species that is a proton donor • Group of the same type of orbitals • A species that is a proton acceptor • Measure of the disorder of a system • A hydrocarbon with single bonds only • The opposite of a condensation reaction • ...

Electrochemistry Crossword 2025-04-04

Electrochemistry Crossword crossword puzzle
Across
  1. Ion that goes toward the Anode Electrode
  2. Non-spontaneous and requires an outside power source
  3. Electrode that undergoes oxidation and gradually loses mass
  4. What allows ions to migrate during a Voltaic Cell Reaction
  5. Which element is being reduced in Sn^2+(aq) + 2Fe^3+(aq) --> Sn4+(aq) + 2Fe^2+(aq)
  6. What is the name of the two metals in a Voltaic Cell Reaction
  7. Process of losing an electron
  8. Reaction with Oxidation and Reduction
  9. 96485 Coulombs/1 mole e-
Down
  1. ΔG = -nFE
  2. Unit, which studies the relationship of Electric Energy and Chemical Energy
  3. One part of a Redox Reaction after separating them
  4. Spontaneous, needs a salt bridge, produces electrical energy
  5. Electrode that undergoes reduction, and gradually gains
  6. ΔG = ΔG°+ (RT/nF)lnQ
  7. Process of gaining an electron
  8. Difference between the Cathode and Anode Cell Potential
  9. Ion that goes towards the Cathode Electrode

18 Clues: ΔG = -nFE • ΔG = ΔG°+ (RT/nF)lnQ • 96485 Coulombs/1 mole e- • Process of losing an electron • Process of gaining an electron • Reaction with Oxidation and Reduction • Ion that goes toward the Anode Electrode • Ion that goes towards the Cathode Electrode • One part of a Redox Reaction after separating them • Non-spontaneous and requires an outside power source • ...

Photosynthesis 2022-04-27

Photosynthesis crossword puzzle
Across
  1. used as energy
  2. a product of photosynthesis
  3. site where photosynthesis takes place
  4. H2O
  5. Taken in as a reactant
  6. Pigment that absorbs light
  7. light independent reaction
  8. used by plants for energy
Down
  1. organisms that make their own food
  2. controls gas exchange
  3. light dependent reaction
  4. diskstructure thataids inlight absorption
  5. where sun is converted to chemical energy

13 Clues: H2O • used as energy • controls gas exchange • Taken in as a reactant • light dependent reaction • used by plants for energy • Pigment that absorbs light • light independent reaction • a product of photosynthesis • organisms that make their own food • site where photosynthesis takes place • diskstructure thataids inlight absorption • where sun is converted to chemical energy

Chez Carbon Crossword 2023-11-17

Chez Carbon Crossword crossword puzzle
Across
  1. membrane-bound cell organelles
  2. describes how carbon moves between the atmosphere, soils, living creatures, the ocean, and human sources
  3. capture energy from sunlight, which they change to chemical energy that is stored in molecules of NADPH and ATP
  4. organism that breaks down dead organic material
  5. a substance that is formed as the result of a chemical reaction.
  6. the main type of sugar in the blood and is the major source of energy for the body's cells
  7. the processes by which chemicals interact to form new chemicals with different compositions.
Down
  1. CO2
  2. to change (something) into a different form or so that it can be used in a different way
  3. the process by which cells derive energy from glucose
  4. he starting materials in a reaction that undergo a chemical change to form a product.
  5. plant cell organelles that convert light energy into relatively stable chemical energy via the photosynthetic process.
  6. process by which the cell takes in the fluids along with dissolved small molecules.
  7. a maker or manufacturer of something

14 Clues: CO2 • membrane-bound cell organelles • a maker or manufacturer of something • organism that breaks down dead organic material • the process by which cells derive energy from glucose • a substance that is formed as the result of a chemical reaction. • process by which the cell takes in the fluids along with dissolved small molecules. • ...

1.5 Photosynthesis 2024-07-25

1.5 Photosynthesis crossword puzzle
Across
  1. The ability to do work or cause a change.
  2. (C6H12O6) A type of sugar produced during the photosynthesis process.
  3. The chemical product of glucose molecules linking together.
  4. Plant cell organelles responsible for photosynthesis.
  5. An organism that cannot make its own food, but gets food by consuming other living things.
  6. A statement demonstrates equality between two mathematical or chemical expressions.
  7. The source materials for a chemical reaction.
Down
  1. (H2O) A reagent, or source material, required for photosynthesis to occur.
  2. The chemicals materials that result after a chemical reaction is completed.
  3. An organism that is able to capture energy from sunlight or chemicals and use it to produce its own food.
  4. The process by which plants and other autotrophs capture and use light energy to make food from carbon dioxide (CO2) and water (H2O).
  5. (O2) A gaseous byproduct of photosynthesis.
  6. (CO2) A reagent, or source material, required for photosynthesis to occur.
  7. A green photosynthesis pigment found in the chloroplasts of plants, algae, and some bacteria.

14 Clues: The ability to do work or cause a change. • (O2) A gaseous byproduct of photosynthesis. • The source materials for a chemical reaction. • Plant cell organelles responsible for photosynthesis. • The chemical product of glucose molecules linking together. • (C6H12O6) A type of sugar produced during the photosynthesis process. • ...

Chemical reactions vocabulary 2024-11-05

Chemical reactions vocabulary crossword puzzle
Across
  1. of reaction: The speed at which reactants are converted in products
  2. Is a substance that is formed as the result of a chemical reaction.
  3. A substance produced by a living organism that acts as a catalyst to bring about a specific biochemical reaction
  4. A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
Down
  1. of Conservation of Mass: for any system closed to all transfers of matter and energy, the mass of the system must remain constant over time, as the system's mass cannot change, so quantity cannot be added or removed.
  2. A type of lettering form written lower than the things around it. In chemical formulas the number of atoms in a molecule is written in this manner
  3. reaction: Are those which absorb energy from the surroundings and result in a net decrease in temperature
  4. A substance that takes part in and undergoes change during a reaction

8 Clues: of reaction: The speed at which reactants are converted in products • Is a substance that is formed as the result of a chemical reaction. • A substance that takes part in and undergoes change during a reaction • reaction: Are those which absorb energy from the surroundings and result in a net decrease in temperature • ...

Thermal energy crossword 2024-02-02

Thermal energy crossword crossword puzzle
Across
  1. the degree that water freezes at
  2. measures the average kinetic energy
  3. heating a pan on a stove
  4. the flow of energy from warmer places to cooler places
  5. object that is not moving
  6. materials that reacts with one another and form products
  7. materials that allow heat energy to move through them efficiently
Down
  1. materials that don't allow heat to pass through them.
  2. a chemical reaction that absorbs heat from its environment
  3. object in motion
  4. a chemical reaction that releases energy by light or heat
  5. a way in which heat travels
  6. heat or light from the sun

13 Clues: object in motion • heating a pan on a stove • object that is not moving • heat or light from the sun • a way in which heat travels • the degree that water freezes at • measures the average kinetic energy • materials that don't allow heat to pass through them. • the flow of energy from warmer places to cooler places • materials that reacts with one another and form products • ...

chemical equations 2021-10-22

chemical equations crossword puzzle
Across
  1. when atoms bond
  2. atoms bonded together
  3. left side
  4. can remove or add
Down
  1. representation of chemical reaction
  2. right side
  3. when substances change
  4. equal
  5. basic unit of matter
  6. multiply by molecule

10 Clues: equal • left side • right side • when atoms bond • can remove or add • basic unit of matter • multiply by molecule • atoms bonded together • when substances change • representation of chemical reaction

Alex Maynards Chemistry crossword 2024-05-15

Alex Maynards Chemistry crossword crossword puzzle
Across
  1. a substance produced after a reaction
  2. amount of matter in an object
  3. material that has mass and takes up space
  4. a characteristic of a substance that is measurable or observable during a reaction
  5. a characteristic that can be observed like color or texture
  6. smallest unit of matter
  7. a pure substance that cannot be broken down into simpler substances
  8. a change in matter that doesn't affect its chemical composition
  9. the ability to work or cause change
Down
  1. transfer of thermal energy
  2. the substances present before a reaction occurs
  3. the study of matter
  4. a combination of substances that can be separated
  5. A process that changes substances into new substanes
  6. the measure of average kinetic energy of the atoms in a system
  7. when two or more substances mix
  8. two or more atoms joined together
  9. amount of space that an object occupies

18 Clues: the study of matter • smallest unit of matter • transfer of thermal energy • amount of matter in an object • when two or more substances mix • two or more atoms joined together • the ability to work or cause change • a substance produced after a reaction • amount of space that an object occupies • material that has mass and takes up space • ...

Nwoye's Sunday Morning Crossword 2024-05-20

Nwoye's Sunday Morning Crossword crossword puzzle
Across
  1. Celcius + 273.15
  2. A species with a different number of neutrons
  3. Each of two or more different physical forms in which an element can exist
  4. ______ - Reactants
  5. The best Chem teacher in the nation
  6. Adding more product to a reaction at equilibrium will create more product according to
  7. PO4^-3
Down
  1. The amount of electrons in the d orbital
  2. Atomic masses of atoms are __________ masses based on the mass of Carbon-12
  3. A number that represents the number of particles in a mole
  4. Coordinate Covalent Bond or
  5. Where Mrs. Compton used to live
  6. Element with the atomic number 8
  7. In an endothermic reaction, heat is ____.
  8. A single atom thick sheet of Graphite
  9. The iodine _____ reaction
  10. The strongest type of covalent chemical bond
  11. A law that states that the total enthalpy change for the reaction is the sum of all changes

18 Clues: PO4^-3 • Celcius + 273.15 • ______ - Reactants • The iodine _____ reaction • Coordinate Covalent Bond or • Where Mrs. Compton used to live • Element with the atomic number 8 • The best Chem teacher in the nation • A single atom thick sheet of Graphite • The amount of electrons in the d orbital • In an endothermic reaction, heat is ____. • ...

FOCUS Chemistry 2013-09-12

FOCUS Chemistry crossword puzzle
Across
  1. Element with a different number of neutrons but the same number of protons and electrons
  2. Reaction that can go either way
  3. Describing chemical reactions with equations and simple whole number ratios
  4. Found in vast amounts
  5. Molecule consisting of two atoms
  6. Smallest unit of an element
  7. Element which exists in more than one structural form
  8. A species with an unpaired electron
Down
  1. When the rate of the forward and backward reactions are the same
  2. Made up of
  3. Reaction process
  4. Making of a compound
  5. How easily something dissolves
  6. Speed of reaction
  7. Unusual result

15 Clues: Made up of • Unusual result • Reaction process • Speed of reaction • Making of a compound • Found in vast amounts • Smallest unit of an element • How easily something dissolves • Reaction that can go either way • Molecule consisting of two atoms • A species with an unpaired electron • Element which exists in more than one structural form • ...

General chemistry 2022-03-10

General chemistry crossword puzzle
Across
  1. catalyst for hydration of ethene
  2. CH4 + Br2 —> CH3 + HBr what reaction is this
  3. reaction between acid and alkali
  4. indicator used in titration (red in acid yellow in base)
  5. founder of the modern day periodic table
Down
  1. general formula = CnH2n+2
  2. giant covalent structure made of carbon atoms with a cage like structure
  3. what are formed in a reaction?
  4. chemical decomposition using electricity
  5. general term for both catalysts used for catalytic cracking
  6. bonds between non metal elements
  7. gas released in metallic bonding
  8. element with symbol W
  9. what is formed? carboxylic acid + ethanol
  10. bonding between metals and non metals

15 Clues: element with symbol W • general formula = CnH2n+2 • what are formed in a reaction? • bonds between non metal elements • catalyst for hydration of ethene • gas released in metallic bonding • reaction between acid and alkali • bonding between metals and non metals • chemical decomposition using electricity • founder of the modern day periodic table • ...

Photosynthesis and cellular respiration crossword 2024-12-12

Photosynthesis and cellular respiration crossword crossword puzzle
Across
  1. acid A type of fermentation
  2. The fluid like substance in the chloroplast
  3. The chemical reaction that takes place prior to fermintation
  4. Sugar or plant food
  5. What the arrow in photosynthesis represents
  6. The reaction that takes place in the stroma
  7. Uses oxygen
  8. Happens without oxygen
Down
  1. The process where cells derive energy from glucose
  2. How plants make their food
  3. The reaction that takes place in the grana
  4. Where photosynthesis occurs
  5. Where cellular respiration takes place
  6. The gas that is produced during photosynthesis
  7. The type of fermentation that organisms like yeast use

15 Clues: Uses oxygen • Sugar or plant food • Happens without oxygen • How plants make their food • acid A type of fermentation • Where photosynthesis occurs • Where cellular respiration takes place • The reaction that takes place in the grana • The fluid like substance in the chloroplast • What the arrow in photosynthesis represents • The reaction that takes place in the stroma • ...

Chemistry for 11th 2025-08-26

Chemistry for 11th crossword puzzle
Across
  1. Compounds with same formula but different structure
  2. SI unit for amount of substance
  3. Particle responsible for chemical properties
  4. Elements that gain electrons easily
  5. Bond formed by transfer of electrons
  6. Loss of electrons in a reaction
  7. Positive ion formed when atom loses electrons
Down
  1. Shape of molecule by VSEPR theory
  2. Substance that dissolves a solute
  3. Horizontal row in the periodic table
  4. Ability of atom to attract electrons in a bond
  5. Negative ion formed when atom gains electrons
  6. Type of bond formed by sharing electrons
  7. Gain of electrons in a reaction
  8. Speeds up a reaction without being consumed

15 Clues: SI unit for amount of substance • Gain of electrons in a reaction • Loss of electrons in a reaction • Shape of molecule by VSEPR theory • Substance that dissolves a solute • Elements that gain electrons easily • Horizontal row in the periodic table • Bond formed by transfer of electrons • Type of bond formed by sharing electrons • Speeds up a reaction without being consumed • ...

Chemistry Crossword 2021-11-04

Chemistry Crossword crossword puzzle
Across
  1. heat being absorbed from a substance
  2. elements in the last column of the periodic table that have all valence electrons
  3. only type of atom with no neutrons
  4. the amount of valence electrons each atom wants
  5. carbon burns in air to form carbon monoxide
  6. Prefix meaning five
  7. Atomic symbol for gold
  8. heat being released from a substance
  9. Atoms that will never be alone naturally
  10. A bond with a metal and a nonmetal
Down
  1. A bond with a nonmetal and a nonmetal
  2. Sodium Chloride, abbreviated
  3. A type of chemical reaction, K+NaCl=KCl+Na
  4. A type of chemical reaction, C+O=CO

14 Clues: Prefix meaning five • Atomic symbol for gold • Sodium Chloride, abbreviated • only type of atom with no neutrons • A bond with a metal and a nonmetal • A type of chemical reaction, C+O=CO • heat being absorbed from a substance • heat being released from a substance • A bond with a nonmetal and a nonmetal • Atoms that will never be alone naturally • ...

Animal Tissues, Organ, & Organ Systems 2024-02-01

Animal Tissues, Organ, & Organ Systems crossword puzzle
Across
  1. A fluid made in the liver, stored by the gallbladder and released into the small intestine
  2. spreading of particles from an area of high concentration to low concentration
  3. The process of breaking large insoluble food molecules into small soluble ones
  4. Digestive enzyme that catalyses the breakdown of starch
  5. Substance that increases the speed of a reaction without being changed or used up
  6. Movement of particles from an area of low concentration to high using energy
  7. The part of an enzyme that the substrate binds to during an enzyme controlled reaction.
  8. An organ in the digestive system where water from undigested food is absorbed
  9. The chemical reactions that occur within a cell or in the body
  10. A chemical that tests for protein in food
  11. An organ in the digestive system which produces digestive enzymes.
Down
  1. large biological molecule made up of long chains of amino acids
  2. Chemical that tests for presence of starch
  3. Organ found in the digestive system with server so important roles including the production of bile
  4. chemical test that tests for lipids
  5. where a person has an excessive amount of body fat
  6. a chemical that tests for sugars in food
  7. When the active site of an enzyme has changed shape and the substance can no longer fit into it
  8. A digestive enzyme
  9. A type of digestive enzyme that catalyses the breakdown of proteins into amino acids.
  10. Disease caused by lack of a certain nutrient
  11. A digestive enzyme that catalyses the breakdown of lipids into fatty acids
  12. protein that acts as a biological catalyst

23 Clues: A digestive enzyme • chemical test that tests for lipids • a chemical that tests for sugars in food • A chemical that tests for protein in food • Chemical that tests for presence of starch • protein that acts as a biological catalyst • Disease caused by lack of a certain nutrient • where a person has an excessive amount of body fat • ...

Unit 4 Vocabulary Mason Wood 2017-03-13

Unit 4 Vocabulary Mason Wood crossword puzzle
Across
  1. in a balanced equation, the ratio between the numbers of moles in any two substances
  2. a reactant that remains after a chemical reaction stops
  3. the ratio of actual yield (from an experiment) to theoretical yield (from stoichiometric calculations) expressed as a percent
  4. the study of quantitative relationships between the amounts of reactants used and products formed by a chemical reaction; is based on the law of conservation of mass
Down
  1. in a chemical reaction, the maximum amount of a product that can be produced from a given amount of reactant
  2. a reactant that is totally consumed during a chemical reaction, limits the extent of the reaction, and determines the amount of product
  3. the amount of product produced when a chemical reaction is carried out

7 Clues: a reactant that remains after a chemical reaction stops • the amount of product produced when a chemical reaction is carried out • in a balanced equation, the ratio between the numbers of moles in any two substances • in a chemical reaction, the maximum amount of a product that can be produced from a given amount of reactant • ...

Chapter 10 Vocabulary - Chemistry 2025-04-09

Chapter 10 Vocabulary - Chemistry crossword puzzle
Across
  1. A reactant that remains after a chemical reaction stops
  2. The study of quantitative relationships between the amounts of reactants used and products formed by a chemical reaction; is based on the law of conservation of mass
  3. The ratio of actual yield (from an experiment) to theoretical yield (from stoichiometric calculations) expressed as a percent
  4. In a balanced equation, the ratio between the numbers of moles of any two substances
Down
  1. In a chemical reaction, the maximum amount of product that can be produced from a given amount of reactant
  2. The amount of product produced when a chemical reaction is carried out
  3. A reactant that is totally consumed during a chemical reaction, limits the extent of the reaction, and determines the amount of product

7 Clues: A reactant that remains after a chemical reaction stops • The amount of product produced when a chemical reaction is carried out • In a balanced equation, the ratio between the numbers of moles of any two substances • In a chemical reaction, the maximum amount of product that can be produced from a given amount of reactant • ...

Macromolecules Crossword Puzzle 2020-10-31

Macromolecules Crossword Puzzle crossword puzzle
Across
  1. This is the monomer of proteins.
  2. Capable of absorbing or dissolving to a greater degree
  3. Generic term for any disaccharides and monosaccharides.
  4. This is the monomer of nucleic acids
  5. Colorless and order less liquid with a sweet taste.
  6. A type of protein that creates chemical reactions in the body
  7. Monomer of this macromolecule is monosaccharides
  8. An underlying substance or layer
  9. Any of class sugars whose molecules contain two monosaccharides
  10. Building blocks of fat in our bodies.
  11. Monomer of this macromolecule is nucleotides
  12. Monomer of this macromolecule is amino acids
Down
  1. Minimum amount of energy that something needs in order to undergo a specific reaction.
  2. Unable to absorb or dissolve any more of a solute at a given temp and pressure.
  3. The result from a specific reaction or experiment
  4. A carbohydrate whose molecules consist of a number of sugar molecules bonded together.
  5. Reaction, Reaction in which more energy is needed to break bonds in the reactants.
  6. Any of the class sugars ex. glucose
  7. Reaction, Reactions that release energy usually in the form of heat or light.

19 Clues: This is the monomer of proteins. • An underlying substance or layer • Any of the class sugars ex. glucose • This is the monomer of nucleic acids • Building blocks of fat in our bodies. • Monomer of this macromolecule is nucleotides • Monomer of this macromolecule is amino acids • Monomer of this macromolecule is monosaccharides • ...

Week 1 review 2025-06-15

Week 1 review crossword puzzle
Across
  1. Immune complex reaction leading to inflammation (e.g., lupus nephritis)
  2. Autoimmune disease causing weakness due to impaired acetylcholine receptors
  3. Lymphocytes that mediate cellular immunity, important in Type IV reactions
  4. Drugs like methotrexate or corticosteroids used to manage autoimmune conditions
  5. Allergy Common healthcare-associated hypersensitivity; cross-reacts with bananas, avocados
  6. Severe type I hypersensitivity reaction with airway and circulatory collapse
  7. Autoimmune demyelinating disorder affecting the CNS with varied symptoms
  8. Chemical mediator released by mast cells causing vasodilation and bronchoconstriction
  9. First-line medication for anaphylaxis; causes vasoconstriction and bronchodilation
  10. Common symptom in autoimmune diseases, often unrelated to activity level
Down
  1. Delayed hypersensitivity involving T-cells (e.g., contact dermatitis, TB test)
  2. Treatment that removes antibodies from the blood; used in GBS and MG
  3. Lymphocytes responsible for antibody production in humoral immunity
  4. Acute autoimmune neuropathy often following infection or immunization
  5. Chronic autoimmune disease affecting skin, joints, and organs; ANA usually positive
  6. Immediate reaction involving IgE antibodies and allergens
  7. Cytotoxic reaction where antibodies attack specific cells (e.g., hemolytic transfusion reaction)
  8. Autoimmune condition causing joint stiffness, swelling, and deformity
  9. Antinuclear antibody often elevated in autoimmune diseases like SLE

19 Clues: Immediate reaction involving IgE antibodies and allergens • Lymphocytes responsible for antibody production in humoral immunity • Antinuclear antibody often elevated in autoimmune diseases like SLE • Treatment that removes antibodies from the blood; used in GBS and MG • Acute autoimmune neuropathy often following infection or immunization • ...

Dinner menu cross word 2013-10-26

Dinner menu cross word crossword puzzle
Across
  1. the amount or quantity of heaviness
  2. a usually irreversible reaction involving the rearrangement of the atoms
  3. the state or quality of being hard
  4. the quality of a distinct object or body in having an external surface
  5. any substance that undergoes a chemical change in a given reaction. law of conservation of mass
  6. highly ionized gas containing an approximately equal number of positive ions and electrons
  7. an act or instance of going or moving around.
  8. states that for any system closed to all transfers of matter and energy
  9. composed of molecules that move freely among themselves
  10. an elementary particle having no charge
  11. the integer nearest in value to the atomic weight
  12. having three dimensions
  13. the smallest component of an element having the chemical properties of the element
  14. a positively charged elementary particle
Down
  1. the positively charged mass within an atom, composed of neutrons and protons,
  2. one of a class of substances that cannot be separated into simpler substances
  3. the property of a substance that activates the sense of smell
  4. consists of the chemical formulas of the reactants and the chemical formula of the products
  5. a process that leads to the transformation of one set of chemical substances
  6. the quality of an object or substance with respect to light reflected by the object
  7. a substance possessing perfect molecular mobility
  8. the state or quality of being dense
  9. the visual and especially tactile quality of a surface
  10. The region of negative charge surrounding an atomic nucleus that is associated with an atomic orbital.
  11. a substance obtained from another substance through chemical change
  12. a usually reversible change in the physical properties
  13. the amount of space
  14. a table illustrating the periodic system, in which the chemical elements
  15. the number of positive charges or protons in the nucleus of an atom of a given element
  16. a body of coherent matter
  17. an elementary particle that is a fundamental constituent of matter

31 Clues: the amount of space • having three dimensions • a body of coherent matter • the state or quality of being hard • the amount or quantity of heaviness • the state or quality of being dense • an elementary particle having no charge • a positively charged elementary particle • an act or instance of going or moving around. • a substance possessing perfect molecular mobility • ...

Classification of Matter 2022-09-15

Classification of Matter crossword puzzle
Across
  1. change also known as a chemical reaction, is a process in which one or more substances are altered into one or more new and different substances. In other words, a chemical change is a chemical reaction involving the rearrangement of atoms.
  2. the phenomenon in which light is scattered by particles of matter in its path. It enables a beam of light to become visible by illuminating dust particles, etc
  3. is a characteristic of matter that can be observed and measured without changing the chemical identity of the sample. a physical property might involve a physical change but not a chemical change.
  4. dispersed in a continuous gaseous, liquid, or solid medium whose properties depend on the large specific surface area.
  5. the principle that in any closed system subjected to no external forces, the mass is constant irrespective of its changes in form; the principle that matter cannot be created or destroyed.
  6. one of a class of substances that cannot be separated into simpler substances by chemical means.
  7. a species of matter of definite chemical composition
  8. change involve states of matter and energy. No new substance is created during a physical change, although the matter takes a different form. The size, shape, and color of matter may change. Physical changes occur when substances are mixed but don't chemically react.
  9. mixture is a mixture in which the composition is uniform throughout the mixture.
Down
  1. a substance made up of a system of particles with linear dimensions dispersed in a continuous gaseous, liquid, or solid medium whose properties depend on the large specific surface area.
  2. the process by which a gas, liquid, or solid is dispersed homogeneously in a gas, liquid, or solid without chemical change.
  3. any of the properties of matter that can be observed and measured only by performing a chemical change or chemical reaction. Chemical properties cannot be determined by touching or viewing a sample; the structure of the sample must be altered for the chemical properties to become apparent.
  4. the purification or concentration of a substance, the obtaining of the essence or volatile properties contained in it, or the separation of one substance from another, by such a process.
  5. the state in which the particles of a substance are mixed with a fluid but are undissolved.
  6. mixture composed of different substances or the same substance in different phases, as solid ice and liquid water.

15 Clues: a species of matter of definite chemical composition • mixture is a mixture in which the composition is uniform throughout the mixture. • the state in which the particles of a substance are mixed with a fluid but are undissolved. • one of a class of substances that cannot be separated into simpler substances by chemical means. • ...

physical science 2023-08-22

physical science crossword puzzle
Across
  1. mixture
  2. range order
  3. mixtures
  4. zero
  5. reaction
Down
  1. unit
  2. order
  3. metals
  4. table
  5. range order
  6. energy
  7. element

12 Clues: unit • zero • order • table • metals • energy • mixture • element • mixtures • reaction • range order • range order

Study tool weathering 2021-01-22

Study tool weathering crossword puzzle
Across
  1. weathering is the process of breaking big rocks into little ones
  2. allowing liquids or gasses to pass through it
  3. there are 3 major rock that make up the rock cycle metamorphic, igneous, sedimentary
  4. is the separation of thin shells or spalls from massive rocks like granite or basalt
  5. is where a rock gets broken down by the pressure of water freezing the rock and breaks it
  6. Action is when mechanical weathering happens animals dig around into the ground and loosen soil
  7. they reach down into the ground for minerals for their own growth
  8. is rainfall made sufficiently acidic by atmospheric pollution that it causes environmental harm, typically to forests and lakes
  9. is the chemical reaction of carbon dioxide to give carbonates, bicarbonates, and carbonic acid
  10. the chemical breakdown of a compound due to reaction with water.
  11. is the process of rubbing, scouring, or scraping the partials of a rock into little bits of rocks then they are eroded away
Down
  1. weathering is where chemical reaction happen to rocks like if iron and water combine it becomes rust
  2. it is a theory changes the earths crust during different amounts of history that results in the action of continuing the uniform processes
  3. the process where wind, water eroded things like soil, rocks, etc
  4. the process or result of oxidizing or being oxidized.
  5. it is the process of being broken down long periods of time
  6. is the scientific study of climate, scientifically defined as weather conditions averaged over a period of time.
  7. is an association between one or two fungus species and an alga or cyanobacterium

18 Clues: allowing liquids or gasses to pass through it • the process or result of oxidizing or being oxidized. • it is the process of being broken down long periods of time • weathering is the process of breaking big rocks into little ones • the chemical breakdown of a compound due to reaction with water. • the process where wind, water eroded things like soil, rocks, etc • ...

B2 revision 2017-12-19

B2 revision crossword puzzle
Across
  1. Holes found on the bottom of the leaf that allow gases to diffuse in and out of the leaf.
  2. The name given to the interaction between plants, animals, and their habitat in a particular location.
  3. Chemical reaction where glucose reacts with oxygen to release energy, carbon dioxide, and water.
  4. Reaction performed by bacteria, using energy transferred from chemical reactions to produce glucose.
Down
  1. Chemical reaction that takes place without oxygen. Glucose is converted into lactic acid and energy is released.
  2. Chemical containing minerals, normally applied to soil.
  3. The process plants use to make their own food, glucose. In photosynthesis, carbon dioxide and water react together to make glucose and oxygen.
  4. A diagram showing a set of linked food chains.
  5. Green pigment that absorbs light for use in photosynthesis.
  6. The substance in blood that carries oxygen around the body.

10 Clues: A diagram showing a set of linked food chains. • Chemical containing minerals, normally applied to soil. • Green pigment that absorbs light for use in photosynthesis. • The substance in blood that carries oxygen around the body. • Holes found on the bottom of the leaf that allow gases to diffuse in and out of the leaf. • ...

U3S2 2021-12-02

U3S2 crossword puzzle
Across
  1. the relationship between the relative quantities of substances taking part in a reaction or forming a compound
  2. indicating the number of atoms or molecules in a mole of any substance
  3. the quantity of a product obtained from the complete conversion of the limiting reactant in a chemical reaction.
Down
  1. a reactant in a chemical reaction that determines the amount of product that is formed.
  2. the quantity of a product that is obtained from a chemical reaction.
  3. a reactant present in an amount in excess of that required to combine with all of the limiting reactant.
  4. is a conversion factor between compounds in a chemical reaction
  5. the percent ratio of actual yield to the theoretical yield. It is calculated to be the experimental yield divided by theoretical yield multiplied by 100%

8 Clues: is a conversion factor between compounds in a chemical reaction • the quantity of a product that is obtained from a chemical reaction. • indicating the number of atoms or molecules in a mole of any substance • a reactant in a chemical reaction that determines the amount of product that is formed. • ...

Chemistry Jigsaw Puzzle 2016-08-28

Chemistry Jigsaw Puzzle crossword puzzle
Across
  1. The chemical _________ tells us the types of atoms and the number of each type of atom in one molecule of substance.
  2. Atoms are neither _________ nor created during a chemical reaction.
  3. In general, a dilute acid reacts with a _________ to produce a salt, carbon dioxide and water.
  4. An electron has _________ mass compared to protons and neutrons.
  5. A liquid has a fixed _________ but does not have a fixed shape.
  6. Chemical changes are permanent and _________.
  7. When a matter is heated and its particles gain enough energy, the matter goes through _________.
  8. An _________ is a substance which changes colour depending on whether the solution being tested is acidic or alkaline.
  9. Among the sub-atomic particles, _________ contribute most to the mass of an atom.
Down
  1. A molecule of a _________ consists of a fixed number of different types of atoms chemically combined.
  2. A _________is made up of two or more atoms chemically combined.
  3. Gases have no definite shape or volume. Thus, gases can be _________.
  4. _________ is the amount of matter packed into a unit volume.
  5. Common indicators include red and blue _________ papers, and Universal Indicator.
  6. When alkalis react with acids, a chemical reaction called _________ occurs.
  7. _________ is the chemical decomposition of substances with the passage of an electric current.
  8. An atom contains an equal number of protons and _________.
  9. The particulate nature of matter is a model that describes matter as being made up of tiny _________ that are constantly moving in a random manner.
  10. The proton number is also known as _________ number.
  11. When matter expands, the _________ between particles increases and the amount of particles remain the same.

20 Clues: Chemical changes are permanent and _________. • The proton number is also known as _________ number. • An atom contains an equal number of protons and _________. • _________ is the amount of matter packed into a unit volume. • A _________is made up of two or more atoms chemically combined. • A liquid has a fixed _________ but does not have a fixed shape. • ...

Noris crossword puzzle 2019-06-14

Noris crossword puzzle crossword puzzle
Across
  1. Electrons move in definite orbits or energy levels around the nucleus
  2. Charged chemical species composed of two or more atoms covalently bonded or of a metal complex
  3. A carbon based compound reacts with oxygen to form carbon dioxide and water
  4. electrons that have been bonded by the highest energy level
  5. when balancing equations you cannot change
  6. the force that holds two atoms together
  7. A single element reacts with a compound and displaces another element from the compound
  8. Changed into a different substance or substances called products
  9. when electrons are transferred from one atom to another
  10. Liquid or gel that contains ions that can be decomposed
  11. Positively charged ion
  12. Chemical formulas in place of chemical names
  13. Substance that is formed as the result of a chemical reaction
  14. Two or more substances combine to form a single substance
  15. bonding that involves electrons in the highest energy level
Down
  1. The exact temp at which solid will melt
  2. Two compounds reach and exchange ions and form two new compounds
  3. A compound of ions held together
  4. Isolated system is neither created nor destroyed by the products chemical reactions
  5. Give the number of molecules involved in that reaction
  6. an atom that that carries positive or negative charges due to the result of having lost or gain one or more electrons
  7. The sharing of electrons between atoms
  8. A single compound breaks down into 2 or more simpler substances
  9. states every atom wants 8 valence electrons
  10. Negatively charged ion

25 Clues: Positively charged ion • Negatively charged ion • A compound of ions held together • The sharing of electrons between atoms • The exact temp at which solid will melt • the force that holds two atoms together • when balancing equations you cannot change • states every atom wants 8 valence electrons • Chemical formulas in place of chemical names • ...

Esters 2022-08-19

Esters crossword puzzle
Across
  1. Kind of polymer/plastic that contains an ester group
  2. Esters can be distinguished using ____
  3. Esters are soluble in ____
  4. Chemical reaction that changes one ester into another
  5. Chemical reactions are usually slow without a ____
Down
  1. Tendency of a substance to evaporate at normal temperatures
  2. IUPAC name for butyrate
  3. What is "R" an abrivaition of?
  4. The chemical process of forming an ester as a product
  5. Chemical formula for an ester group
  6. Molecule derived from carboxylic acid and alcohol
  7. Chemical formula for a carboxylic acid

12 Clues: IUPAC name for butyrate • Esters are soluble in ____ • What is "R" an abrivaition of? • Chemical formula for an ester group • Esters can be distinguished using ____ • Chemical formula for a carboxylic acid • Molecule derived from carboxylic acid and alcohol • Chemical reactions are usually slow without a ____ • Kind of polymer/plastic that contains an ester group • ...

Science vocab 2022-11-04

Science vocab crossword puzzle
Across
  1. reaction with a chemical change
  2. What comes from a reaction
  3. Product of photosynthesis
  4. how animals take in oxygen and make carbon dioxide
  5. product of cellular respiration
  6. how plants make oxygen and food
  7. What make photosynthesis
  8. where cellular respiration happens
Down
  1. sugar
  2. energy
  3. energy from radiation
  4. Where photosynthesis happens
  5. What your using to react with
  6. Open and close for oxygen

14 Clues: sugar • energy • energy from radiation • What make photosynthesis • Product of photosynthesis • Open and close for oxygen • What comes from a reaction • Where photosynthesis happens • What your using to react with • reaction with a chemical change • product of cellular respiration • how plants make oxygen and food • where cellular respiration happens • ...

AP Chemistry project 2023-05-16

AP Chemistry project crossword puzzle
Across
  1. A solution that resists a drastic change in pH upon addition of small amounts of strong acid or strong base
  2. Deals with the study of the rate of chemical reactions and the factors that affect it
  3. The study of the quantitative, or measurable, relationships that exist in chemical formulas and chemical reactions
  4. the measure of disorder in a thermodynamic system
  5. Forces that exist between molecules
  6. Occurs when a double bond is present in a molecule
  7. The smallest part of a substance that cannot be broken down chemically
  8. Proton acceptor
Down
  1. The amount of that substance that is required to form a saturated solution in a given amount of solvent at a specified temperature
  2. A process in which one or more substances are converted to one or more different substances
  3. The measure of total heat present in the thermodynamic system where the pressure is constant
  4. The study of the relations between heat, work, temperature, and energy
  5. Organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic number
  6. A substance that speeds up a chemical reaction by lowering the activation energy
  7. Proton donor
  8. drop-by-drop mixing of an acid and a base in order to determine the concentration of an unknown solution

16 Clues: Proton donor • Proton acceptor • Forces that exist between molecules • the measure of disorder in a thermodynamic system • Occurs when a double bond is present in a molecule • The study of the relations between heat, work, temperature, and energy • The smallest part of a substance that cannot be broken down chemically • ...

Science Vocabulary 2024-10-16

Science Vocabulary crossword puzzle
Across
  1. Rain is liquid water...
  2. States that the mass of an object, or collection of objects new changes, no matter how the parts are rearranged
  3. Participates in a chemical reaction; the ingredients that you start with
Down
  1. When two or more substances are mixed to created a new substance
  2. Shreding paper is a example of...
  3. Representation of a chemical reaction using symbols
  4. Burning wood is a example of...
  5. Formed in a chemical reaction; the final output

8 Clues: Rain is liquid water... • Burning wood is a example of... • Shreding paper is a example of... • Formed in a chemical reaction; the final output • Representation of a chemical reaction using symbols • When two or more substances are mixed to created a new substance • Participates in a chemical reaction; the ingredients that you start with • ...

Chemistry Crossword Puzzle 2023-10-26

Chemistry Crossword Puzzle crossword puzzle
Across
  1. The number of protons in the nucleus of an atom.
  2. the substance that does the dissolving
  3. An element that has physical and chemical properties of both metals and nonmetals; can be a semiconductor
  4. A mixture in which substances are not distributed evenly. (You can see the different parts.)
  5. Total mass of the protons and neutrons in an atom, measured in atomic mass units; the number of protons + neutrons
  6. A change in matter that cannot be reversed and results in a new substance being formed; signs of chemical change include gas production (bubbles), color change, temperature change, and/or precipitate forms.
  7. In a solution, the substance that dissolves.
  8. Used to describe a material that can be hammered or beaten into thin sheets
Down
  1. The tendency of a substance to undergo chemical changes.
  2. An element that usually is a gas or brittle solid at room temperature, is not malleable or ductile, is a poor conductor of heat and electricity, and is typically dull.
  3. The ability of a substance to be pulled into a wire.
  4. A solid that forms during a chemical reaction that takes place in a solutio
  5. A vertical column of the elements in the periodic table- can show the number of valence electrons.
  6. group of two or more atoms held together by chemical bonds.
  7. A change in matter that usually can be be reversed such as size, shape, or state.
  8. horizontal row of elements in the periodic table- shows number of electron shells for an element
  9. Hard substance that will break or shatter easily
  10. The elements or compounds produced by a chemical reaction.
  11. An atom that has lost or gained electrons and therefore has an electrical charge.
  12. A pure substance that forms when two or more elements are held together by a chemical bond; Every molecule of a compound is the same.

20 Clues: the substance that does the dissolving • In a solution, the substance that dissolves. • The number of protons in the nucleus of an atom. • Hard substance that will break or shatter easily • The ability of a substance to be pulled into a wire. • The tendency of a substance to undergo chemical changes. • The elements or compounds produced by a chemical reaction. • ...

Thermochemistry Vocabulary 2022-12-13

Thermochemistry Vocabulary crossword puzzle
Across
  1. (heat) of
  2. the standard unit of energy in electronics and general scientific applications
  3. (of a reaction or process) accompanied by or requiring the absorption of heat.
  4. an apparatus for measuring the amount of heat involved in a chemical reaction or other process
  5. the change in enthalpy associated with a particular chemical process
  6. accompanied by the release of heat.
  7. heat of vaporization the heat absorbed by one mole of a substance as it is converted from a liquid to a gas
  8. (heat) of reaction The enthalpy change that accompanies a chemical reaction
  9. A measurement of the energy content of food
Down
  1. energy energy which a body possesses by virtue of being in motion
  2. heat the quantity of heat required to raise the temperature of one gram of a substance by one Celsius degree
  3. heat of fusion the heat absorbed by one mole of that substance as it is converted from a solid to a liquid
  4. the quality of being hot; high temperature
  5. the field of science that deals with the measurement of the state of a body with respect to the thermal aspects in order to examine its physical and chemical changes
  6. the branch of thermodynamics that focuses on changes occurring during chemical reactions
  7. of conservation of energy the amount of energy is neither created nor destroyed
  8. a body temperature above the normal; fever.
  9. power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines.
  10. potential energy the energy stored in the chemical bonds of a substance
  11. energy the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.
  12. the heat energy given out when one mole of a substance burns completely in oxygen.

21 Clues: (heat) of • accompanied by the release of heat. • the quality of being hot; high temperature • a body temperature above the normal; fever. • A measurement of the energy content of food • the change in enthalpy associated with a particular chemical process • potential energy the energy stored in the chemical bonds of a substance • ...

Lesson 3.1 2025-11-18

Lesson 3.1 crossword puzzle
Across
  1. property A characteristic that describes how a substance behaves during a chemical reaction.
  2. Metals that do not contain iron.
  3. reaction A process where substances change into new substances.
  4. How much mass is packed into a given volume.
  5. bond A bond where atoms share electrons.
  6. The ability of a material to attract or repel other magnets.
  7. A pure substance made of only one kind of atom.
  8. A lightweight, silvery metal that resists corrosion.
  9. A unit that measures electrical potential or “pushing force” in a circuit.
  10. To heat a metal and let it cool slowly to make it softer and easier to shape.
  11. A substance that conducts electricity when dissolved in water.
  12. reaction When two different metals touch in the presence of an electrolyte and one corrodes faster.
  13. An alloy of iron and carbon.
  14. replacement reaction A reaction where one element replaces another in a compound.
  15. A chemical reaction where a material combines with oxygen.
  16. How much a material opposes the flow of electricity.
  17. property A characteristic that can be observed without changing the substance (color, density, melting point).
  18. A mixture of two or more metals (or a metal and another element).
  19. The gradual destruction of a material (usually metal) by chemical reactions, often rusting.
  20. How easily a material can be hammered or shaped without breaking.
  21. Reheating hardened steel to reduce brittleness and improve toughness.
  22. Able to return to its original shape after being stretched or bent.
Down
  1. A light metal that burns easily with a bright white flame.
  2. A strong, common metal used to make steel.
  3. The negative electrode in an electrical or chemical cell.
  4. A reddish metal that conducts electricity very well.
  5. How easily a material can be drawn into wires.
  6. expansion How materials expand when heated.
  7. Containing iron.
  8. Two or more atoms bonded together.
  9. The positive electrode in an electrical or chemical cell.
  10. steel Steel with chromium that resists rusting.
  11. strength How much stretching force a material can withstand before breaking.
  12. A material’s resistance to being scratched or dented.
  13. A metal often used to coat steel to protect it from rusting.
  14. property How a material behaves under forces (hardness, strength, ductility, etc.).
  15. conductivity How well a material transfers heat.
  16. Heating and cooling a metal to make it stronger and harder.
  17. An atom or molecule with an electrical charge.
  18. carbon steel Steel with little carbon, making it softer, more ductile, and easier to shape.
  19. carbon steel Steel with a high amount of carbon, making it strong and hard but less ductile.
  20. How well a material carries heat or electricity.
  21. The smallest unit of an element that still has that element’s properties.
  22. How easily a material breaks instead of bending.
  23. The amount of space an object occupies.
  24. A shiny, conductive material that can be shaped and formed easily.
  25. The amount of matter in an object.
  26. A substance made of two or more elements chemically joined together.

48 Clues: Containing iron. • An alloy of iron and carbon. • Metals that do not contain iron. • Two or more atoms bonded together. • The amount of matter in an object. • The amount of space an object occupies. • bond A bond where atoms share electrons. • A strong, common metal used to make steel. • How much mass is packed into a given volume. • ...

What Happens When Fuels Burn? 2022-03-03

What Happens When Fuels Burn? crossword puzzle
Across
  1. Products must equal to reactants
  2. When a group of atoms combine
  3. Chemicals that combines in reaction
  4. Atoms______ during chemical reaction
  5. Chemicals produced after a reaction
Down
  1. smallest particle in Universe
  2. Proved Law of Conservation
  3. anything that takes up space
  4. H2O
  5. Substance that converts to energy

10 Clues: H2O • Proved Law of Conservation • anything that takes up space • smallest particle in Universe • When a group of atoms combine • Products must equal to reactants • Substance that converts to energy • Chemicals that combines in reaction • Chemicals produced after a reaction • Atoms______ during chemical reaction

Natural Science Crossword. 2024-06-25

Natural Science Crossword. crossword puzzle
Across
  1. current the flow of electrical charges through materials.
  2. mixture a mixture in which the different components can be distinguished. homogeneous mixture a mixture in which the different components cannot be distinguished.
  3. substance a type of matter which contains only one type of component.
  4. reactions these happen when atoms react and group together differently. combustion a chemical reaction that happens when obiects or substances are burned. compass a device with a magnetic needle that always points north. We use it to orient ourselves.
  5. a method used to separate solids from liquids, or solids with different size particles, in heterogeneous mixtures.
  6. a material which does not allow electrical charges to move.
  7. a method used to separate substances of different density in heterogeneous mixtures.
  8. a method used to separate solids from liquids in homogeneous mixtures. fermentation a chemical reaction that happens in some living things, such as yeast and bacteria.
Down
  1. a material which allows electrical charges to move.
  2. a type of matter which contains two or more pure substances.
  3. another word for a homogeneous mixture.
  4. a connecting wire, usually made of copper, wrapped in plastic covering.
  5. a method used to separate liquids that have different boiling points in homogeneous mixtures.
  6. the component of an electric circuit which transforms electricity into another type of energy.
  7. circuit a closed path through which electricity flows.
  8. a chemical reaction that happens when some metal substances such as iron combine with oxygen in the presence of water.
  9. the component of an electric circuit which provides the electricity.
  10. an object which can attract other obiects made of iron and other magnetic metals.
  11. the force of attraction exerted by magnets.

19 Clues: another word for a homogeneous mixture. • the force of attraction exerted by magnets. • a material which allows electrical charges to move. • circuit a closed path through which electricity flows. • current the flow of electrical charges through materials. • a material which does not allow electrical charges to move. • ...

AP Chemistry Unit 5 Preview Crossword - JDA 2023-12-06

AP Chemistry Unit 5 Preview Crossword - JDA crossword puzzle
Across
  1. A device that examines the surroundings of a system to make predictions about the amount of energy released or absorbed during a chemical process within a system
  2. ___'s law states that if a process can be broken into many smaller steps, then the change in enthalpy of the entire process is equal to the summation of the smaller parts change in enthalpy
  3. The intensive property relating to the intensity of heat in a system
  4. Energy transfer between a system and its surroundings
  5. ___ energy is the summation of all types of energy within a system
  6. Energy relating to the speed and movement of atoms and molecules within a system
  7. A type of reaction in which heat is moved from the system to its surroundings
  8. A such slow process that it can it can be performed in the opposite direction by changing extremely small conditions
  9. ___ heat capacity is the amount of heat required to increase the temperature of 1 gram of a particular substance by 1 K
  10. Measure of the randomness or dispersal within a system
  11. A type of reaction that occurs without supplying additional energy to a system
Down
  1. A configuration of particles within a system
  2. A unit of heat
  3. The release and absorption of energy is studied in what branch of science
  4. The conserved amount defined as the ability to do work
  5. ___ capacity is the amount of heat required to increase the temperature of particular matter by 1 K
  6. A specifically defined group of matter that undergoes physical and/or chemical changes
  7. Energy relating to a systems movement
  8. When a difference in temperature causes the transfer of energy between two systems
  9. Base SI unit for energy
  10. A type of reaction in which heat is moved from the surroundings to the system
  11. Stored energy a system has due to its relative conditions
  12. ___ free energy gives information about a reaction based on its enthalpy and entropy changes
  13. Chemical property used to describe the thermodynamics of processes

24 Clues: A unit of heat • Base SI unit for energy • Energy relating to a systems movement • A configuration of particles within a system • Energy transfer between a system and its surroundings • The conserved amount defined as the ability to do work • Measure of the randomness or dispersal within a system • Stored energy a system has due to its relative conditions • ...

Unit 4 Vocabulary Misha P. 2023-11-08

Unit 4 Vocabulary Misha P. crossword puzzle
Across
  1. The mass of one mole of any substance.
  2. The starting materials in a reaction that undergo a chemical change to form a product.
  3. The composition that tells you what percent of each element is present in a compound.
  4. 2 elements become 1 compound.
  5. 1 compound becomes 2 elements.
  6. A reaction that balances H+ and OH- ions in a compound, which makes substance neutralized.
  7. A formula giving the number of atoms of each of the elements present in one molecule of a specific compound.
Down
  1. The simplest whole-number ration of atoms in a compound.
  2. A carbon hydrogen compound reacts with oxygen to form water and carbon dioxide.
  3. 1 element from each compound switch.
  4. Molecules that must have a subscript of 2.
  5. A compound that releases OH- ions when dissolved in water.
  6. A compound that releases H+ ions when dissolved in water.
  7. A table that shows how acidic an object is.
  8. Replacing the single element with one of the elements in the compound.
  9. Are substances that are present at the end of a chemical reaction.
  10. NaCl

17 Clues: NaCl • 2 elements become 1 compound. • 1 compound becomes 2 elements. • 1 element from each compound switch. • The mass of one mole of any substance. • Molecules that must have a subscript of 2. • A table that shows how acidic an object is. • The simplest whole-number ration of atoms in a compound. • A compound that releases H+ ions when dissolved in water. • ...

Acids and Bases 2023-03-13

Acids and Bases crossword puzzle
Across
  1. An indicator which is made up of a range of dyes and shows the strength of substances.
  2. A substance with a pH less than 7.
  3. A reaction where an acid cancels out a base or an alkali.
  4. A change whereby nothing new is made.
  5. A substance greater than 7
  6. A solution containing more water particles than substrate.
  7. A reaction whereby something new is created.
  8. An acid is said to be this is its particles don't all split up in water.
  9. An acid is said to be this is its particles all split up in water.
Down
  1. A substance with a pH of 7.
  2. Causes redness or itching.
  3. A solution containing very little water particles.
  4. A substance that is the chemical opposite to an acid.
  5. A scale which shows the strength of an acid and an alkali.
  6. A substance that changes colour in the presence of an acid or alkali.
  7. An indicator that goes red in acids and blue in alkaline solutions.
  8. A compound formed through a reaction of a metal and an acid or a base and an acid.

17 Clues: Causes redness or itching. • A substance greater than 7 • A substance with a pH of 7. • A substance with a pH less than 7. • A change whereby nothing new is made. • A reaction whereby something new is created. • A solution containing very little water particles. • A substance that is the chemical opposite to an acid. • ...

Chemistry Crossword 2013-09-12

Chemistry Crossword crossword puzzle
Across
  1. Making of a compound
  2. How easily something dissolves
  3. Made up of
  4. A species with an unpaired electron
  5. Element with a different number of neutrons but the same number of protons and electrons
  6. Smallest unit of an element
  7. When the rate of the forward and backward reactions are the same
  8. Element which exists in more than one structural form
Down
  1. Reaction that can go either way
  2. Reaction process
  3. Speed of reaction
  4. Describing chemical reactions with equations and simple whole number ratios
  5. Molecule consisting of two atoms
  6. Found in vast amounts
  7. Unusual result

15 Clues: Made up of • Unusual result • Reaction process • Speed of reaction • Making of a compound • Found in vast amounts • Smallest unit of an element • How easily something dissolves • Reaction that can go either way • Molecule consisting of two atoms • A species with an unpaired electron • Element which exists in more than one structural form • ...

Chemical Reactions 2023-06-24

Chemical Reactions crossword puzzle
Across
  1. A change which transfers energy to the surroundings.
  2. The starting substances in a chemical reaction.
  3. Type of reaction in which you cannot get back the substances you started with.
  4. A substance made of two or more atoms chemically joined together.
Down
  1. A possible source of danger.
  2. A change which transfers energy from the surroundings.
  3. A chemical _____ shows how many atoms of each elements are in a compound.
  4. The resulting substances in a chemical reaction.

8 Clues: A possible source of danger. • The starting substances in a chemical reaction. • The resulting substances in a chemical reaction. • A change which transfers energy to the surroundings. • A change which transfers energy from the surroundings. • A substance made of two or more atoms chemically joined together. • ...

Science Vocabulary 2024-10-16

Science Vocabulary crossword puzzle
Across
  1. Rain is liquid water...
  2. States that the mass of an object, or collection of objects new changes, no matter how the parts are rearranged
  3. Participates in a chemical reaction; the ingredients that you start with
Down
  1. When two or more substances are mixed to created a new substance
  2. Shreding paper is a example of...
  3. Representation of a chemical reaction using symbols
  4. Burning wood is a example of...
  5. Formed in a chemical reaction; the final output

8 Clues: Rain is liquid water... • Burning wood is a example of... • Shreding paper is a example of... • Formed in a chemical reaction; the final output • Representation of a chemical reaction using symbols • When two or more substances are mixed to created a new substance • Participates in a chemical reaction; the ingredients that you start with • ...

Science Vocabulary 2024-10-16

Science Vocabulary crossword puzzle
Across
  1. Rain is liquid water...
  2. States that the mass of an object, or collection of objects new changes, no matter how the parts are rearranged
  3. Participates in a chemical reaction; the ingredients that you start with
Down
  1. When two or more substances are mixed to created a new substance
  2. Shreding paper is a example of...
  3. Representation of a chemical reaction using symbols
  4. Burning wood is a example of...
  5. Formed in a chemical reaction; the final output

8 Clues: Rain is liquid water... • Burning wood is a example of... • Shreding paper is a example of... • Formed in a chemical reaction; the final output • Representation of a chemical reaction using symbols • When two or more substances are mixed to created a new substance • Participates in a chemical reaction; the ingredients that you start with • ...

Science Crossword 3 2021-12-14

Science Crossword 3 crossword puzzle
Across
  1. A reaction that releases thermal energy and makes stuff hotter.
  2. A chemical change.
  3. How hot or cold something is.
  4. How fast or slow something is.
  5. The ________ something is, the more kinetic energy it has.
  6. A reaction that absorbs thermal energy and makes stuff colder.
  7. Solid to Liquid.
Down
  1. Energy that is stored up.
  2. The energy of heat.
  3. The ________ something is, the more potential energy it has.
  4. The ________ something is, the more thermal energy it has.
  5. The energy of movement.
  6. Liquid to Solid.
  7. Where potential energy comes from.
  8. How much work something takes to do.

15 Clues: Liquid to Solid. • Solid to Liquid. • A chemical change. • The energy of heat. • The energy of movement. • Energy that is stored up. • How hot or cold something is. • How fast or slow something is. • Where potential energy comes from. • How much work something takes to do. • The ________ something is, the more thermal energy it has. • ...

Ayelèn Vàsconez.Oxidation 2022-01-18

Ayelèn Vàsconez.Oxidation crossword puzzle
Across
  1. The thermal level of some system is measured.
  2. They are successive phases.
  3. symbology of a chemical reaction.
  4. Cells acquire genetic material from other cells.
  5. It is a chemical element with atomic number 8 and represented by the symbol O.
Down
  1. When a substance is divided and combined to form a new substance.
  2. When an atom loses a certain number of electrons.
  3. You can change the state of some aggregation and the appearance of some material but never its chemical nature.
  4. produces a reaction.
  5. It is an action that happens reciprocally between two or more objects, people among others.
  6. It is made up of molecules, formula units, and atoms.
  7. The result of some experiment.

12 Clues: produces a reaction. • They are successive phases. • The result of some experiment. • symbology of a chemical reaction. • The thermal level of some system is measured. • Cells acquire genetic material from other cells. • When an atom loses a certain number of electrons. • It is made up of molecules, formula units, and atoms. • ...

Study tool weathering 2021-01-22

Study tool weathering crossword puzzle
Across
  1. weathering is the process of breaking big rocks into little ones
  2. allowing liquids or gasses to pass through it
  3. there are 3 major rock that make up the rock cycle metamorphic, igneous, sedimentary
  4. is the separation of thin shells or spalls from massive rocks like granite or basalt
  5. is where a rock gets broken down by the pressure of water freezing the rock and breaks it
  6. Action is when mechanical weathering happens animals dig around into the ground and loosen soil
  7. they reach down into the ground for minerals for their own growth
  8. is rainfall made sufficiently acidic by atmospheric pollution that it causes environmental harm, typically to forests and lakes
  9. is the chemical reaction of carbon dioxide to give carbonates, bicarbonates, and carbonic acid
  10. the chemical breakdown of a compound due to reaction with water.
  11. is the process of rubbing, scouring, or scraping the partials of a rock into little bits of rocks then they are eroded away
Down
  1. weathering is where chemical reaction happen to rocks like if iron and water combine it becomes rust
  2. it is a theory changes the earths crust during different amounts of history that results in the action of continuing the uniform processes
  3. the process where wind, water eroded things like soil, rocks, etc
  4. the process or result of oxidizing or being oxidized.
  5. it is the process of being broken down long periods of time
  6. is the scientific study of climate, scientifically defined as weather conditions averaged over a period of time.
  7. is an association between one or two fungus species and an alga or cyanobacterium

18 Clues: allowing liquids or gasses to pass through it • the process or result of oxidizing or being oxidized. • it is the process of being broken down long periods of time • weathering is the process of breaking big rocks into little ones • the chemical breakdown of a compound due to reaction with water. • the process where wind, water eroded things like soil, rocks, etc • ...

Ch 13 Maddison Brehmer 2021-11-30

Ch 13 Maddison Brehmer crossword puzzle
Across
  1. AB+oxygen --> oxides of A & B + H2O
  2. most reactions go faster at a ______ temperature
  3. also known as activation energy
  4. chemical equations must be ________
  5. the concentration of products increases
  6. how quickly the reaction takes place
  7. in this reaction there is a net release of energy
  8. in this reaction there is a net absorption of energy
Down
  1. the amount of energy required to pull two bonded atoms apart
  2. same rate
  3. when reaction and it’s reverse act at
  4. the principle thats states that if changed, the equilibrium shifts to oppose change, until new equilibrium is reached.
  5. of reactants decreases and how

13 Clues: same rate • of reactants decreases and how • also known as activation energy • AB+oxygen --> oxides of A & B + H2O • chemical equations must be ________ • how quickly the reaction takes place • when reaction and it’s reverse act at • the concentration of products increases • most reactions go faster at a ______ temperature • in this reaction there is a net release of energy • ...

CHANGES AROUND US 2017-05-24

CHANGES AROUND US crossword puzzle
Across
  1. New substance formed after chemical reaction
  2. The original substance
  3. A new product is formed
  4. It occurs when there is a chemical change
  5. Liquid changes to water
Down
  1. Chlorophyll in plants
  2. All most all are reversible
  3. Energy required to start a chemical reaction

8 Clues: Chlorophyll in plants • The original substance • A new product is formed • Liquid changes to water • All most all are reversible • It occurs when there is a chemical change • New substance formed after chemical reaction • Energy required to start a chemical reaction

Chemistry Crossword 2023-09-14

Chemistry Crossword crossword puzzle
Across
  1. A substance that speeds up a chemical reaction without being consumed in the process.
  2. A substance composed of only one type of atom, characterized by its atomic number.
  3. The smallest unit of an element, consisting of a nucleus (protons and neutrons) and electrons orbiting the nucleus.
  4. A substance formed when two or more different elements chemically combine in fixed proportions.
  5. Formula A representation of a compound's composition using symbols and subscripts to indicate the number of atoms of each element.
  6. A measure of the acidity or alkalinity of a solution, with values ranging from 0 (acidic) to 14 (basic).
  7. Bond The force that holds atoms together in compounds; can be covalent or ionic.
  8. A substance that releases hydrogen ions (H+) in solution, often with a sour taste.
Down
  1. Equation A symbolic representation of a chemical reaction, showing the reactants and products.
  2. Table A chart that organizes all known chemical elements based on their atomic number and chemical properties.
  3. A group of atoms bonded together; the smallest unit of a compound.
  4. A substance that can accept hydrogen ions (H+) in solution, often with a bitter taste and slippery feel.
  5. Electrons Electrons in the outermost energy level of an atom, responsible for chemical bonding and reactivity.
  6. Bond A type of chemical bond formed by the transfer of electrons from one atom to another.
  7. Reaction The process in which substances (reactants) are transformed into new substances (products) through the breaking and forming of chemical bonds.

15 Clues: A group of atoms bonded together; the smallest unit of a compound. • Bond The force that holds atoms together in compounds; can be covalent or ionic. • A substance composed of only one type of atom, characterized by its atomic number. • A substance that releases hydrogen ions (H+) in solution, often with a sour taste. • ...

Unit 4 Vocabulary Misha P. 2023-11-08

Unit 4 Vocabulary Misha P. crossword puzzle
Across
  1. The mass of one mole of any substance.
  2. The starting materials in a reaction that undergo a chemical change to form a product.
  3. The composition that tells you what percent of each element is present in a compound.
  4. 2 elements become 1 compound.
  5. 1 compound becomes 2 elements.
  6. A reaction that balances H+ and OH- ions in a compound, which makes substance neutralized.
  7. A formula giving the number of atoms of each of the elements present in one molecule of a specific compound.
Down
  1. The simplest whole-number ration of atoms in a compound.
  2. A carbon hydrogen compound reacts with oxygen to form water and carbon dioxide.
  3. 1 element from each compound switch.
  4. Molecules that must have a subscript of 2.
  5. A compound that releases OH- ions when dissolved in water.
  6. A compound that releases H+ ions when dissolved in water.
  7. A table that shows how acidic an object is.
  8. Replacing the single element with one of the elements in the compound.
  9. Are substances that are present at the end of a chemical reaction.
  10. NaCl

17 Clues: NaCl • 2 elements become 1 compound. • 1 compound becomes 2 elements. • 1 element from each compound switch. • The mass of one mole of any substance. • Molecules that must have a subscript of 2. • A table that shows how acidic an object is. • The simplest whole-number ration of atoms in a compound. • A compound that releases H+ ions when dissolved in water. • ...

nj ekdfkj ehrdsgfk 2024-01-06

nj ekdfkj ehrdsgfk crossword puzzle
Across
  1. microscopic plants live in aquatic environments and perform photosynthesis
  2. a substance that takes part in and is changed by a chemical reaction
  3. a simple type of sugar that is an important energy source in living things ans which is part of many carbohydrates
  4. any animal that eats only plants
  5. an animal or a person that eats all types of food, especially both plants and meat
  6. to change or make something change from one form to another
  7. to move from one place to another, to move some thing or someone from one place to another
  8. a thing produced during a natural, chemical, or industrial process
  9. a chemical change produced by two or more substances acting on each other
  10. heat, energy, etc. that is sent out in the form of rays
Down
  1. the green substance in plants that absorbs light from the sun to help them grow
  2. any animal that eats meat
  3. the structure in plant cells the contains chlorophyll and in which photosynthesis takes place
  4. physical substance in general that everything in the world consists of, not mind or spirit
  5. a very small living thing that you can only see under a microscope
  6. the process by which green plant turn carbon dioxide and water into food using energy obtained from light from the sun
  7. a simple chemical substance that consist of atoms of only one type and cannot be split by chemical means into a simpler substance
  8. a living thing that is able to make its own food using simple chemical substances such as carbon dioxide
  9. the fact of a series of events being repeated many times always in the same order
  10. a source of power, such as fuel, used for driving machines, providing heat, etc.
  11. the way in which atoms are held together in a chemical compound
  12. very simple plant with no real leaves, stems, or roots that grow in or near water, including seaweed

22 Clues: any animal that eats meat • any animal that eats only plants • heat, energy, etc. that is sent out in the form of rays • to change or make something change from one form to another • the way in which atoms are held together in a chemical compound • a very small living thing that you can only see under a microscope • ...

Chemical Reactions and Photosynthesis 2022-02-03

Chemical Reactions and Photosynthesis crossword puzzle
Across
  1. change that occurs when one or more substances are changed into entirely new substances with different properties
  2. substance(s) present at the end of a chemical reaction (what is produced)
  3. phase of matter in which a substance has no definite shape or volume
  4. C6H12O6 sugar molecule
  5. process in mitochondria by which cells take glucose combined with oxygen to release useful energy & produce carbon dioxide & water
  6. indicator color that turns yellow in the presence of high amounts of CO2 and blue with low amounts of CO2
  7. the process by which substance(s) undergo change to produce different substances, not easily reversible
  8. opening in the surface of a leaf that allows gas exchange
  9. tissue responsible for moving glucose/sugar from leaves to other parts of plants
Down
  1. process in chloroplast by which cells use light energy to combine water & carbon dioxide to produce glucose & oxygen
  2. chemical reaction that uses electricity to break substances apart
  3. change that occurs when substances change phase or some other way that is reversible
  4. substance(s) present at the beginning of a chemical reaction (what reacts)
  5. form of energy associated with the movement of molecules in an object
  6. matter cannot be created or destroyed
  7. phase of matter in which a substance has definite shape & volume
  8. tissue responsible for moving water & minerals around plants
  9. the change of matter from one state to another
  10. anything that has mass & takes up space
  11. usable power to do work
  12. phase of matter in which a substance has definite volume but no defined shape

21 Clues: C6H12O6 sugar molecule • usable power to do work • matter cannot be created or destroyed • anything that has mass & takes up space • the change of matter from one state to another • opening in the surface of a leaf that allows gas exchange • tissue responsible for moving water & minerals around plants • phase of matter in which a substance has definite shape & volume • ...

Unit 10 Crossword Puzzle Lolah Slagg 2024-05-12

Unit 10 Crossword Puzzle Lolah Slagg crossword puzzle
Across
  1. a molecule or ion capable of either donating a proton, known as a Brønsted–Lowry acid
  2. is a scale that canmeasure of how acidic/basic water is
  3. the cationic form of atomic hydrogen, represented with the symbol H⁺
  4. any hydrogen-containing substance that is capable of donating a proton (hydrogen ion) to another substance
  5. a state in which the rate of the forward reaction equals the rate of the backward reaction
  6. A small, positively charged particle of matter found in the atoms of all elements
  7. the ratio of the moles of a solute to the total liters of a solution
  8. refers to the amount of a substance in a defined space
  9. a compound formed by the joining of two or more chemical compounds
  10. a substance that is in a gaseous, or vaporous, state of matter.
  11. any atom or group of atoms that bears one or more positive or negative electrical charges
Down
  1. A compound that can react with bases and acids
  2. a small portion of matter.
  3. the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons
  4. a substance that can accept hydrogen ions in water and can neutralize an acid.
  5. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound
  6. a solution in which the solvent is water
  7. a type of chemical reaction where an atom, ion, or molecule donates an electron to another atom, ion, or molecule
  8. A substance that is neither acidic nor alkaline
  9. A particle with no charge

20 Clues: A particle with no charge • a small portion of matter. • a solution in which the solvent is water • A compound that can react with bases and acids • A substance that is neither acidic nor alkaline • refers to the amount of a substance in a defined space • is a scale that canmeasure of how acidic/basic water is • ...

Natural Science Unit 7 and 8 2024-06-23

Natural Science Unit 7 and 8 crossword puzzle
Across
  1. a material that does not allow electrical charges to move
  2. a mixture in which the different components can be distinguished
  3. a chemical reaction that happens when some metals such as iron combine with oxygen in the presence of water
  4. a type of matter which contains only one type of component
  5. a method used to separate liquids that have different boiling points in homogenous mixtures
  6. a closed path through which electricity flows
  7. a method used to separate solids from liquids, or solids with different size particles, in heterogenous mixtures
  8. a chemical reaction that happens when objects or substances are burned
  9. a type of matter that contains two or more pure substances
  10. the force of attraction exerted by magnets
  11. a mixture in which the different components cannot be distinguished
  12. the component of an electrical circuit which provides the electricity
  13. a method used to separate substances of different density in heterogenous mixtures
Down
  1. these happen when atoms react and group together differently
  2. another word for homogenous mixtures
  3. a device with a magnetic needle that always points north
  4. the flow of electrical charges through materials
  5. a chemical reaction that happens in some living things, such as yeast and bacteria
  6. a material which allows electrical charges move
  7. an object which can attract other objects made of iron or other magnetic metals
  8. the component of an electrical circuit which transfroms electricity into another type of energy
  9. a connecting wire, usually made of copper, wrapped in plastic covering
  10. a method used to separate solids from liquids in homogenous mixtures

23 Clues: another word for homogenous mixtures • the force of attraction exerted by magnets • a closed path through which electricity flows • a material which allows electrical charges move • the flow of electrical charges through materials • a device with a magnetic needle that always points north • a material that does not allow electrical charges to move • ...

Chemical reactions review 2024-02-14

Chemical reactions review crossword puzzle
Across
  1. The name of the element with the symbol H
  2. The negative particle around the atom
  3. One of the first two substances leading to the product
  4. The 5 ( ) in how we make observations
  5. The element for the air we breathe
  6. A reaction in which a substance breaks down into two substances
Down
  1. A reaction resulting in CO2 and H20
  2. A reaction in which two substances become one
  3. How we measure a substance's qualities/characteristics
  4. The neutral particle in the atom
  5. The positive particle inside the atom
  6. The relative size of things
  7. The end result of a chemical reaction

13 Clues: The relative size of things • The neutral particle in the atom • The element for the air we breathe • A reaction resulting in CO2 and H20 • The positive particle inside the atom • The negative particle around the atom • The end result of a chemical reaction • The 5 ( ) in how we make observations • The name of the element with the symbol H • ...

Chemical Reactions 2024-12-05

Chemical Reactions crossword puzzle
Across
  1. A particle that gains or loses electrons.
  2. An element that swaps places with another element that is in a compound.
  3. Pairing of multiple elements that are chemically bonded.
  4. Any sort of hydrocarbon that reacts with oxygen and releases heat. Resulting in carbon dioxide and water.
  5. Numbers in front of chemical blueprints.
  6. The first elements that go through that endure in a chemical reaction.
  7. Elements Elements that are automatically given 2 subscripts.
Down
  1. A pair or more elements that fuse to conceive one product.
  2. A single reactant that erodes into multiple products.
  3. A duo of reacting compounds that trade "partners."
  4. The number/amount of a specific element.
  5. The result of the reactants, making a chemical reaction.

12 Clues: The number/amount of a specific element. • Numbers in front of chemical blueprints. • A particle that gains or loses electrons. • A duo of reacting compounds that trade "partners." • A single reactant that erodes into multiple products. • Pairing of multiple elements that are chemically bonded. • The result of the reactants, making a chemical reaction. • ...

Chapter 6 Biology Puzzle (15 terms) 2022-01-18

Chapter 6 Biology Puzzle (15 terms) crossword puzzle
Across
  1. small compounds that are made of carbon, nitrogen, oxygen, hydrogen, and sulfur.
  2. pure substance formed when 2 or more different elements combine
  3. the biological catalysts that speed up the rate of chemical reactions in biological processes
  4. a substance that lowers the activation energy needed to start a chemical reaction
  5. molecules made from repeating units of identical
  6. type of macronutrient found in certain foods and drinks
  7. positively charged particles
  8. a compound made of small carbon compounds called amino acids
  9. pure substance that cannot be broken down into other substances
  10. molecules made mostly of carbon and hydrogen that make up fats, oils, and waxes
Down
  1. building blocks of matter
  2. smaller repeating subunits composed of carbon, nitrogen, oxygen, phosphorus, and hydrogen atoms
  3. the minimum amount of energy needed for reactants to form products in a chemical reaction
  4. complex macromolecules that store and transmit genetic information
  5. an electrical attraction between two oppositely charged atoms
  6. attractions between the molecules

16 Clues: building blocks of matter • positively charged particles • attractions between the molecules • molecules made from repeating units of identical • type of macronutrient found in certain foods and drinks • a compound made of small carbon compounds called amino acids • an electrical attraction between two oppositely charged atoms • ...

Physical Sciences 2024-04-16

Physical Sciences crossword puzzle
Across
  1. the force of attraction or repulsion that exist between like or unlike poles
  2. a liquid fossil fuel also known as crude oil
  3. the ability to do work
  4. gas a gaseous fossil fuel
  5. a wak, long-range, attractive force that acts between objects
  6. force the force created by a magnet
  7. force a force that involves a physical connection with an object
  8. a solid fossil fuel that formed from decayed plant material
Down
  1. energy the energy obtained from moving air
  2. point the temperature at which a substance changes from a liquid to a gas or vice versa
  3. the distance an object travels per unit of time
  4. a substance formed during a chemical reaction
  5. force the force created by electric charges
  6. a substance that takes part in a chemical reaction
  7. a substance taht cannot be broken down into a simpler substance by ordinary chemical means
  8. a region that contains similar ecosystems and is characterized by certain climatic conditions

16 Clues: the ability to do work • gas a gaseous fossil fuel • force the force created by a magnet • energy the energy obtained from moving air • force the force created by electric charges • a liquid fossil fuel also known as crude oil • a substance formed during a chemical reaction • the distance an object travels per unit of time • ...

Chase cromer 4th period vocabulary 6B 2017-03-23

Chase cromer 4th period vocabulary 6B crossword puzzle
Across
  1. vertical column of elements on the Periodic Table that have similar physical and chemical properties.
  2. states that matter is neither created nor destroyed in ordinary chemical and physical changes.
  3. A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction.
  4. horizontal row of elements on the Periodic Table that have the same number of electron shells.
Down
  1. elements that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table.
  2. A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction.
  3. electrons on the outermost energy level of an atom that determine the reactivity of the atom.
  4. Bond an interaction that holds atoms together.

8 Clues: Bond an interaction that holds atoms together. • electrons on the outermost energy level of an atom that determine the reactivity of the atom. • states that matter is neither created nor destroyed in ordinary chemical and physical changes. • horizontal row of elements on the Periodic Table that have the same number of electron shells. • ...

Chemistry Crossword 2023-05-16

Chemistry Crossword crossword puzzle
Across
  1. a _________ change is when no new substance has formed
  2. ___________________ of mass is a law that says matter cannot be created nor destroyed
  3. a _________ change is when a new substance is formed
  4. an unstable isotope that undergoes radioactive decay
Down
  1. the final substances that are created from a chemical reaction
  2. have the same number of protons but a different number of neutrons
  3. a charged particle
  4. the initial substances that react to cause a chemical reaction
  5. the smallest particle of a chemical element

9 Clues: a charged particle • the smallest particle of a chemical element • a _________ change is when a new substance is formed • an unstable isotope that undergoes radioactive decay • a _________ change is when no new substance has formed • the final substances that are created from a chemical reaction • the initial substances that react to cause a chemical reaction • ...

Form III Chemistry 2013-11-17

Form III Chemistry crossword puzzle
Across
  1. A reaction which releases energy in the form of heat into the surrounding environment is __thermic.
  2. Haematite is a common example of this (two words)
  3. The best person at Orkeeswa
  4. An ___________ collision is a collision which succeeds in producing a chemical reaction
  5. Added to the blast furnace to 1) produce the reducing agent and 2) burn to produce the necessary heat energy for the process
  6. Increasing the concentration of Nitrogen in the Haber process shifts the equilibrium to the______
  7. Increasing the concentration of a ___________ will increase the rate of reaction
  8. An example of a strong electrolyte
  9. In the electrolysis of copper sulphate solution copper is discharged in preference to hydrogen because it is _______ in the electrochemical series
  10. Evaporation of water and photosynthesis are examples of this type of reaction
  11. A naturally occurring solid material from which a metal or valuable mineral can be extracted
  12. In a blast furnace this gas reduces iron oxide to give iron and carbon dioxide
  13. An example of a weak electrolyte
  14. These migrate to the anode
  15. The process of obtaining a pure form of metal from their natural ores
  16. This is mixed with sodium chloride to reduce the melting point of the electrolyte in the Downs cell
  17. The energy that must be overcome by the reactants in order for a chemical reaction to occur
  18. One of the raw materials needed for the extraction of iron from iron ore
  19. The substance introduced at the bottom of a blast furnace (two words)
  20. The process of industrial production of ammonia
Down
  1. A product of the electrolysis of dilute NaCl solution
  2. The number of moles of aluminium which would be deposited after the conduction of 12 Faradays of charge
  3. When forward and backwards reaction rates are equal
  4. A reaction in which The reactants have more energy than the products; therefore the products are more stable
  5. A reversible reaction where forward and backwards reactions take place at the same time
  6. The positive electrode in an electrolytic cell
  7. These ions are positive
  8. Catalyst in the Haber Process
  9. Increasing the concentration of Nitrogen in the Haber process increases the rate of reaction in the _________ direction
  10. Another product of the electrolysis of dilute NaCl solution
  11. In an endothermic reaction delta H is ______
  12. Increasing the pressure in the Haber process shifts the equilibrium to the ________
  13. A substance which alters the rate of reaction but remains chemically unchanged
  14. Increasing the temperature in the Haber process shifts the equilibrium to the ________
  15. This happens to copper ions at the cathode
  16. The total energy required to break the bonds is lower than the energy required to form new bonds in an _____thermic reaction.
  17. We might use AgNO3 as the electrolyte if we wanted to add a layer of this metal to an object

37 Clues: These ions are positive • These migrate to the anode • The best person at Orkeeswa • Catalyst in the Haber Process • An example of a weak electrolyte • An example of a strong electrolyte • This happens to copper ions at the cathode • The positive electrode in an electrolytic cell • In an endothermic reaction delta H is ______ • ...

Cellular Metabolism - Ch. 4 2022-09-14

Cellular Metabolism - Ch. 4 crossword puzzle
Across
  1. the process of making mRNA from DNA
  2. larger molecules broken down into smaller ones, releasing energy
  3. the type of bond that holds amino acids together
  4. process creating exact copies of DNA
  5. the specific molecule each enzyme acts upon
  6. when blood glucose levels are high, the liver turns it into...
  7. larger molecules constructed from smaller ones, requiring energy
  8. these molecules transfer info. from nucleus to cytoplasm & ribosomes
  9. long molecules of DNA and proteins
Down
  1. 20 different acids represented in the DNA by a triplet code (sequence of 3 nucleotides)
  2. the type of enzyme that determines the rate of a metabolic pathway
  3. the acid formed when insufficient oxygen is available to finish the Krebs cycle
  4. aerobic (using oxygen)catabolism in the citric acid (or Krebs) cycle, happening after glycolysis in the mitochondria, yielding 36 ATP molecules
  5. the phase of mitosis when the cell's DNA is copied
  6. a portion of DNA molecule that codes for a specific protein
  7. When you consume more carbohydrate then what can be stored as glycogen, glucose is used to form ____.
  8. info. that instructs cells to synthesize proteins
  9. the 1st reaction in catabolism conducted without oxygen (anaerobic) in the cytoplasm that only yields 2 ATP molecules
  10. the energy transfer molecule composed of adenine, ribose, 3 phosphates
  11. alterations in genetic material via substitutions, deletions, additions that often cause serious medical problems
  12. proteins that promote specific chemical reactions by lowering the activation energy needed to start a chemical reaction, without being consumed in the reaction
  13. total of all chemical reactions in cells

22 Clues: long molecules of DNA and proteins • the process of making mRNA from DNA • process creating exact copies of DNA • total of all chemical reactions in cells • the specific molecule each enzyme acts upon • the type of bond that holds amino acids together • info. that instructs cells to synthesize proteins • the phase of mitosis when the cell's DNA is copied • ...

Unit 10 Crossword Puzzle Lolah Slagg 2024-05-12

Unit 10 Crossword Puzzle Lolah Slagg crossword puzzle
Across
  1. a molecule or ion capable of either donating a proton, known as a Brønsted–Lowry acid
  2. is a scale that canmeasure of how acidic/basic water is
  3. the cationic form of atomic hydrogen, represented with the symbol H⁺
  4. any hydrogen-containing substance that is capable of donating a proton (hydrogen ion) to another substance
  5. a state in which the rate of the forward reaction equals the rate of the backward reaction
  6. A small, positively charged particle of matter found in the atoms of all elements
  7. the ratio of the moles of a solute to the total liters of a solution
  8. refers to the amount of a substance in a defined space
  9. a compound formed by the joining of two or more chemical compounds
  10. a substance that is in a gaseous, or vaporous, state of matter.
  11. any atom or group of atoms that bears one or more positive or negative electrical charges
Down
  1. A compound that can react with bases and acids
  2. a small portion of matter.
  3. the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons
  4. a substance that can accept hydrogen ions in water and can neutralize an acid.
  5. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound
  6. a solution in which the solvent is water
  7. a type of chemical reaction where an atom, ion, or molecule donates an electron to another atom, ion, or molecule
  8. A substance that is neither acidic nor alkaline
  9. A particle with no charge

20 Clues: A particle with no charge • a small portion of matter. • a solution in which the solvent is water • A compound that can react with bases and acids • A substance that is neither acidic nor alkaline • refers to the amount of a substance in a defined space • is a scale that canmeasure of how acidic/basic water is • ...

Unit 10 Crossword Puzzle Lolah Slagg 2024-05-12

Unit 10 Crossword Puzzle Lolah Slagg crossword puzzle
Across
  1. a molecule or ion capable of either donating a proton, known as a Brønsted–Lowry acid
  2. is a scale that canmeasure of how acidic/basic water is
  3. the cationic form of atomic hydrogen, represented with the symbol H⁺
  4. any hydrogen-containing substance that is capable of donating a proton (hydrogen ion) to another substance
  5. a state in which the rate of the forward reaction equals the rate of the backward reaction
  6. A small, positively charged particle of matter found in the atoms of all elements
  7. the ratio of the moles of a solute to the total liters of a solution
  8. refers to the amount of a substance in a defined space
  9. a compound formed by the joining of two or more chemical compounds
  10. a substance that is in a gaseous, or vaporous, state of matter.
  11. any atom or group of atoms that bears one or more positive or negative electrical charges
Down
  1. A compound that can react with bases and acids
  2. a small portion of matter.
  3. the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons
  4. a substance that can accept hydrogen ions in water and can neutralize an acid.
  5. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound
  6. a solution in which the solvent is water
  7. a type of chemical reaction where an atom, ion, or molecule donates an electron to another atom, ion, or molecule
  8. A substance that is neither acidic nor alkaline
  9. A particle with no charge

20 Clues: A particle with no charge • a small portion of matter. • a solution in which the solvent is water • A compound that can react with bases and acids • A substance that is neither acidic nor alkaline • refers to the amount of a substance in a defined space • is a scale that canmeasure of how acidic/basic water is • ...

Chemistry 30 Portfolio 2013-04-11

Chemistry 30 Portfolio crossword puzzle
Across
  1. gaining heat energy
  2. how much of each substance are in a reaction
  3. how hot or cold something is
  4. the slowest step in a reaction mechanism
  5. Q=mcdelta-t
Down
  1. competing influences are balanced
  2. when reactants hit they cause a substacial chemical reaction
  3. the mass of an element HNO3=63g
  4. losing heat energy
  5. speeds a reaction up but does not effect the concentration
  6. a relationship in physical chemistry named after Germain Hess

11 Clues: Q=mcdelta-t • losing heat energy • gaining heat energy • how hot or cold something is • the mass of an element HNO3=63g • competing influences are balanced • the slowest step in a reaction mechanism • how much of each substance are in a reaction • speeds a reaction up but does not effect the concentration • when reactants hit they cause a substacial chemical reaction • ...

Science Vocabulary 2024-10-16

Science Vocabulary crossword puzzle
Across
  1. Rain is liquid water...
  2. States that the mass of an object, or collection of objects new changes, no matter how the parts are rearranged
  3. Participates in a chemical reaction; the ingredients that you start with
Down
  1. When two or more substances are mixed to created a new substance
  2. Shreding paper is a example of...
  3. Representation of a chemical reaction using symbols
  4. Burning wood is a example of...
  5. Formed in a chemical reaction; the final output

8 Clues: Rain is liquid water... • Burning wood is a example of... • Shreding paper is a example of... • Formed in a chemical reaction; the final output • Representation of a chemical reaction using symbols • When two or more substances are mixed to created a new substance • Participates in a chemical reaction; the ingredients that you start with • ...

ENZYMES 2018-11-20

ENZYMES crossword puzzle
Across
  1. a tropical fruit shaped like an elongated melon, with edible orange flesh and small black seeds.
  2. Mixture is an aqueous solution consisting of a mixture of a weak acid and its conjugate base, or vice versa.
  3. an enzyme present in pineapple
  4. an enzyme that breaks down proteins and peptides.
  5. an edible bulb with a pungent taste and smell, composed of several concentric layers, used in cooking.
  6. a water-soluble cleansing agent that combines with impurities and dirt to make them more soluble and differs from soap in not forming a scum with the salts in hard water.
  7. is used for gene amplification or making multiple copies of DNA
  8. are used to contain disrupted cells from which DNA is to be obtained
  9. a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.
  10. an enzyme, found chiefly in saliva and pancreatic fluid, that converts starch and glycogen into simple sugars.
  11. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
  12. these are specific and reusable
  13. any chemical compound formed from the reaction of an acid with a base, with all or part of the hydrogen of the acid replaced by a metal or other cation
Down
  1. Energy the amount of energy needed for a chemical reaction to take place
  2. a virtually colorless and tasteless water-soluble protein prepared from collagen and used in food preparation as the basis of jellies, in photographic processes, and in glue.
  3. Sites regions on surfaces of enzymes that fit the substrate
  4. this thing separates onion cells from each other
  5. a large juicy tropical fruit consisting of aromatic edible yellow flesh surrounded by a tough segmented skin and topped with a tuft of stiff leaves.
  6. shows luminuos bands of genes or DNA fragments isolated by electrophoresis which will tell the locationof the isolated genes.
  7. substance formed from the substrate at the end of the chemical reaction with an enzyme
  8. substance that an enzyme acts upon
  9. the main structural protein found in skin and other connective tissues, widely used in purified form for cosmetic surgical treatments.
  10. any organic compound whose molecule contains one or more hydroxyl groups attached to a carbon atom.
  11. an enzyme present in papaya
  12. the disintegration of a cell by rupture of the cell wall or membrane

25 Clues: an enzyme present in papaya • an enzyme present in pineapple • these are specific and reusable • substance that an enzyme acts upon • this thing separates onion cells from each other • an enzyme that breaks down proteins and peptides. • Sites regions on surfaces of enzymes that fit the substrate • is used for gene amplification or making multiple copies of DNA • ...

Chemistry of Life Vocabulary 2022-08-29

Chemistry of Life Vocabulary crossword puzzle
Across
  1. type of mixture that involves a solvent and solute
  2. substances that are formed as a result of a chemical reaction
  3. larger molecule made of monomers
  4. bond, specific bond where a hydrogen atom bonds to an electronegative atom or molecule
  5. bond, when an atom borrow an electron from another atom to fill its outer shell; the strongest bond
  6. specific type of organic compound composed of carbon, hydrogen, and oxygen in a ratio of 1:2:1
  7. Variable, what is deliberately changed or manipulated in an experiment
  8. Variable, what changes in response to the IV; what is measured
  9. the smallest unit of an element that retains all the chemical properties of that element
  10. the most diverse macromolecule in terms of structure and function
  11. speeds up the chemical reaction
  12. the attraction between molecules of the same substance
  13. building blocks (units)
  14. anything that has mass and takes up space
  15. chemicals that participate in a chemical reaction
  16. acid, store, transmit, and express genetic information
  17. large organic molecules (carbon-containing) that make up all living things
  18. substance that cannot be broken down into simpler substances and is made up of atoms
  19. atoms of the same element that have varying numbers of neutrons
  20. an electronically charged atom
  21. molecule, unequal distribution of charges; dissolves in water
Down
  1. polymers of monosaccharides, starch and glycogen
  2. monomer that is adenine, guanine, thymine, cytosine, or urasil
  3. substance that is dissolved
  4. site, where the substrate bonds to the enzyme
  5. two or more different elements bonded together,
  6. monomers of simple sugars
  7. two monosaccharides combined
  8. insoluble organic compounds that are made up of fatty acids
  9. substance that when dissolved in water accepts protons increasing the concentration of hydroxide ions; pH greater than 7
  10. molecule, no separation of charge; no positive or negative poles formed; does not dissolve in water
  11. positively charged subparticle located in the nucleus of an atom
  12. molecule that attaches to the enzyme's active site
  13. scale, used to measure the concentration of hydrogen ions in a solution
  14. substance that dissolves the solute
  15. two or more atoms held together by strong chemical bond
  16. energy, energy that chemicals need to begin a reaction
  17. bond, when an outer electron is shared between two atoms
  18. subatomic particle that has no charge located in the nucleus
  19. negatively charged subparticle located in the outer shells of an atom
  20. substance that when dissolved in water donates protons increasing the concentration of hydrogen ions; pH less than 7

41 Clues: building blocks (units) • monomers of simple sugars • substance that is dissolved • two monosaccharides combined • an electronically charged atom • speeds up the chemical reaction • larger molecule made of monomers • substance that dissolves the solute • anything that has mass and takes up space • site, where the substrate bonds to the enzyme • ...

Ch 1 +2 Vocab 2023-09-11

Ch 1 +2 Vocab crossword puzzle
Across
  1. the number of protons in the nucleus of an atom of a given element
  2. a pure substance that cannot be broken down chemically into any other substances; all atoms of an element have the same atomic number
  3. A chemical within a cell that binds to an enzyme, altering the enzyme's shape or structure in a way the causes the enzyme to catalyze a reaction
  4. an explanatory hypothesis for a natural phenomenon that is exceptionally well supported by empirical data
  5. A general, fact-based understanding of the basics of biology and other sciences, the scientific method, and the social, political, and legal implications of scientific information.
  6. Observation of one or only a few instances of a phenomenon
  7. carbohydrates formed by the union of two simple sugars, such as sucrose and lactose
  8. any condition applied to the subjects of a research study that is not applied to subjects in a control group
  9. the mass of an atom; the combined mass of the protons, neutrons, and electrons in an atom
  10. the minimum energy needed to initiate a chemical reaction
  11. the strength of a bond between two atoms, defined as the energy required to break the bond
  12. the sequence of amino acids in a polypeptide chain
Down
  1. a small molecule that forms the head region of a triglyceride fat molecule
  2. the property of some elements or isotopes of having a nucleus that breaks down spontaneously, releasing tiny, high-speed particles that carry energy
  3. repelled by water
  4. the amount of matter in a given sample of a substance
  5. A tabular display in which all the known chemical elements are arranged in the order of their atomic number and on the basis of other aspects of their atomic structures
  6. an electrically neutral particle in the atomic nucleus
  7. the part of an enzyme to which reactants bind and undergo a chemical reaction
  8. a chemical within a cell that binds to an enzyme's ability to catalyze a reaction
  9. attracted to water
  10. a negatively charged particle that moves around the atomic nucleus
  11. an atom that carries an electrical charge, positive or negative, because it has either lost or gained an electron or electrons from its normal stable configuration
  12. a positively charged particle in the atomic nucleus
  13. a particle of matter that cannot be further subdivided without losing its essential properties
  14. A nitrogen atom bonded to three hydrogen atoms

26 Clues: repelled by water • attracted to water • A nitrogen atom bonded to three hydrogen atoms • the sequence of amino acids in a polypeptide chain • a positively charged particle in the atomic nucleus • the amount of matter in a given sample of a substance • an electrically neutral particle in the atomic nucleus • the minimum energy needed to initiate a chemical reaction • ...

Alex Selhorst 2025-03-24

Alex Selhorst crossword puzzle
Across
  1. the substances formed as a result of a chemical reaction or process, appearing on the right-hand side of a chemical equation
  2. the basic unit of a chemical element
  3. Passive transport is a type of membrane transport that does not require energy to move substances across cell membranes
  4. a protein that acts as a biological catalyst accelerating chemical reactions within living organisms without being consumed or altered in the process
  5. a structure composed of different tissues that work together to perform a specific function
  6. a substance upon which an enzyme acts or a surface or medium on which an organism grows or is attached
  7. a group of atoms bonded together
  8. a living individual encompassing any form of life such as a plant animal or microorganism
  9. the minimum amount of energy required to initiate a chemical reaction or to convert reactants into a transition state
  10. a membranes ability to allow some substances to pass through while preventing others acting as a gatekeeper for the cells environment
Down
  1. a type of lipid molecule that forms the primary structural component of cell membranes featuring a hydrophilic head phosphate group and two hydrophobic tails fatty acids
  2. the movement of molecules or ions across a cell membrane from a region of lower concentration to a region of higher concentration
  3. a group of organs that work together to perform one or more specific functions
  4. a subcellular structure that has one or more specific jobs to perform in a cell
  5. a group of similar cells that work together to perform a specific function
  6. the specific region of an enzyme where substrate molecules bind and undergo a chemical reaction facilitating catalysis
  7. a protein or nucleic acid losing its original shape and function often due to factors like heat chemicals or pH changes disrupting the bonds that hold the molecule together
  8. the passive movement of water molecules across a semipermeable membrane from an area of lower solute concentration
  9. substances that lack an affinity for water meaning they repel or are insoluble in water and are typically nonpolar
  10. the movement of molecules from an area of high concentration to an area of low concentration
  11. a substance or molecule that has a strong affinity for water meaning it readily dissolves in or mixes with water
  12. the smallest structural and functional unit of an organism

22 Clues: a group of atoms bonded together • the basic unit of a chemical element • the smallest structural and functional unit of an organism • a group of similar cells that work together to perform a specific function • a group of organs that work together to perform one or more specific functions • ...

Word Wall Words #3 2025-26 2024-09-09

Word Wall Words #3 2025-26 crossword puzzle
Across
  1. A long chain of molecules made up of repeating units.
  2. The measurement of how much mass of a substance is contained in a given volume.
  3. Created or manufactured by humans; not found occuring in nature.
  4. The basic particle from which all elements are made; the smallest particle of an element that has the properties of that element.
  5. A substance made of two or more different elements chemically combined in a specific ratio or proportion.
  6. Explain or make (something) clear by using examples, charts, pictures, etc.
  7. The capacity to create and maintain healthy, equitable and diverse communities and ecosystems.
  8. The combination of parts or elements so as to make a whole.
  9. A chemical bond formed when two atoms share electrons to form a chemical bond.
  10. Substance that is released or discharged into the air.
  11. The relatively thin layer of gases that form Earth's outermost layer.
  12. The electrons that are in the highest energy level of an atom and that are involved in chemical bonding.
  13. A reaction that releases energy, usually in the form of heat.
  14. The preservation of a physical quantity during transformations or reactions; a careful preservation and protection of something.
Down
  1. The average annual conditions of temperature, precipitation, winds, and clouds in an area.
  2. The surroundings or conditions in which a person, animal, or plant lives or operates.
  3. The universal measuring system based on units of tens.
  4. A substance formed as a result of a chemical reaction.
  5. A measure of how much matter is in an object.
  6. non-living things
  7. A pure substance that cannot be broken down into other substances by chemical or physical means.
  8. Differences in the living things of an environment.
  9. To state or express the most important points of something in a concise and clear way.
  10. The attraction between ions with opposite charges. The atoms gain or lose electrons to form a chemical bond.
  11. The amount of space that matter occupies.
  12. The use of symbols to represent ideas or qualities.
  13. The preservation of a physical quantity during transformations or reactions; a careful preservation and protection of something.
  14. A neutral group of two or more atoms held together by covalent bonds.
  15. Fairness or justice in the way people are treated.
  16. A reaction that absorbs energy.

30 Clues: non-living things • A reaction that absorbs energy. • The amount of space that matter occupies. • A measure of how much matter is in an object. • Fairness or justice in the way people are treated. • Differences in the living things of an environment. • The use of symbols to represent ideas or qualities. • A long chain of molecules made up of repeating units. • ...

Chemical Changes Crossword 2023-02-15

Chemical Changes Crossword crossword puzzle
Across
  1. Occurs when two or more molecules interact and the molecules change into a new substance
  2. A chemical reaction between substances, usually including oxygen accompanied by giving off heat and or light.
  3. When two or more substances join to form new substances with new chemical properties
Down
  1. An indication of a chemical change when during chemical bonding, energy is released or absorbed making their surroundings hotter or cooler
  2. Changes the form or appearance of a substance
  3. An indication of a chemical change when new molecules created in a chemical reaction radiate light differently producing new colors.
  4. A solid that suddenly appears in a solution and settles to the bottom, collects on another object, or makes the solution cloudy
  5. Formed when gases produced in a chemical reaction are released

8 Clues: Changes the form or appearance of a substance • Formed when gases produced in a chemical reaction are released • When two or more substances join to form new substances with new chemical properties • Occurs when two or more molecules interact and the molecules change into a new substance • ...

Science 2025-06-23

Science crossword puzzle
Across
  1. Excess acid build-up neutraliser
  2. short hand abbreviations for element names.
  3. Chemicals that change colour when added to an acid or base
  4. when the nucleus loses a neutron.
  5. a feature of certain types of atoms
  6. the average mass of the atoms in an element
  7. The opposite of an acid
  8. a liquid that releases positively charged ions.
  9. the number of protons in the nucleus of an atom
Down
  1. the product of two correct substances mixing.
  2. Water -> Hydrogen + Oxygen. That is a ... Reaction
  3. an exothermic chemical reaction
  4. When acid is added to a base.
  5. PH
  6. Name of the periodic table developer
  7. many of naturally occurring elements are :
  8. Oxygen + Hydrogen -> Water. That is a ... Reaction
  9. The ........ Table

18 Clues: PH • The ........ Table • The opposite of an acid • When acid is added to a base. • an exothermic chemical reaction • Excess acid build-up neutraliser • when the nucleus loses a neutron. • a feature of certain types of atoms • Name of the periodic table developer • many of naturally occurring elements are : • short hand abbreviations for element names. • ...

Science Vocabulary 2025-10-14

Science Vocabulary crossword puzzle
Across
  1. change that occurs when one or more substances change into entirely new substances
  2. the mass of an object, or collection of objects new changes, no matter how the parts are rearranged
  3. substance or molecule that participates in a chemical reaction
Down
  1. change of matter from one form to another without a change in chemical properties
  2. substance or molecule that is formed in a chemical reaction
  3. solid formed by a change in a solution
  4. representation of a chemical reaction using symbols of the elements
  5. when two or more substances combine in ways that make new substances

8 Clues: solid formed by a change in a solution • substance or molecule that is formed in a chemical reaction • substance or molecule that participates in a chemical reaction • representation of a chemical reaction using symbols of the elements • when two or more substances combine in ways that make new substances • ...

Photosynthesis 2023-10-27

Photosynthesis crossword puzzle
Across
  1. What is needed for a reaction to take place
  2. Organelles where photosynthesis takes place
  3. Living things that make their own food
  4. Distributes water to the plant
Down
  1. Green pigment in leaves that absorbs sunlight
  2. Living things that cannot make their own food
  3. Substance formed after a chemical reaction
  4. Independent light reaction happens here
  5. Dependent light reaction happens here
  6. What is released after photosynthesis
  7. Energy that plants make in the photosynthesis process

11 Clues: Distributes water to the plant • Dependent light reaction happens here • What is released after photosynthesis • Living things that make their own food • Independent light reaction happens here • Substance formed after a chemical reaction • What is needed for a reaction to take place • Organelles where photosynthesis takes place • ...

Photosynthesis Vocabulary 2023-10-30

Photosynthesis Vocabulary crossword puzzle
Across
  1. one or more substances changes to create different substances
  2. A chemical reaction where plants produce sugar and oxygen
  3. a sugar produced during photosynthesis
Down
  1. the movement of carbon through a repeated series of events
  2. an organelle that is where photosynthesis takes place
  3. substance that takes part in and changes during a chemical reaction
  4. substance produced during a chemical reaction
  5. the ability of a system to do work, required for changes within a system

8 Clues: a sugar produced during photosynthesis • substance produced during a chemical reaction • an organelle that is where photosynthesis takes place • A chemical reaction where plants produce sugar and oxygen • the movement of carbon through a repeated series of events • one or more substances changes to create different substances • ...

Science Vocabulary 2024-10-16

Science Vocabulary crossword puzzle
Across
  1. Rain is liquid water...
  2. States that the mass of an object, or collection of objects new changes, no matter how the parts are rearranged
  3. Participates in a chemical reaction; the ingredients that you start with
Down
  1. When two or more substances are mixed to created a new substance
  2. Shreding paper is a example of...
  3. Representation of a chemical reaction using symbols
  4. Burning wood is a example of...
  5. Formed in a chemical reaction; the final output

8 Clues: Rain is liquid water... • Burning wood is a example of... • Shreding paper is a example of... • Formed in a chemical reaction; the final output • Representation of a chemical reaction using symbols • When two or more substances are mixed to created a new substance • Participates in a chemical reaction; the ingredients that you start with • ...

PS 8.2 Review 2015-04-21

PS 8.2 Review crossword puzzle
Across
  1. an electrochemical cell that produces a chemical reaction through electrolysis
  2. the process of forming a thin coating of metal on an object by electrolysis
  3. shorter form of reduction-oxidation
  4. reactions in which electrons are transferred between atoms are called____
  5. in an electrochemical cell, oxidation occurs at the_____
  6. an atom losing electrons is________
  7. these types of solutions conduct electricity
  8. this field of chemistry addresses chemical reactions that involve an electric current
  9. an atom gaining electrons is_______
  10. in this cell, electricity is produced as a result of chemical reactions within the cell; commonly called batteries
Down
  1. one of the most widely used types of voltaic cell
  2. a device designed to produce an electrochemical reaction
  3. designed to have the reactants continually replenished from an outside source; cell can operate as long as reactants are available
  4. the solute in an electrolytic solution
  5. in an electrochemical cell, reduction occurs at the_______
  6. designed to be recharged with electricity from an outside source

16 Clues: shorter form of reduction-oxidation • an atom losing electrons is________ • an atom gaining electrons is_______ • the solute in an electrolytic solution • these types of solutions conduct electricity • one of the most widely used types of voltaic cell • a device designed to produce an electrochemical reaction • in an electrochemical cell, oxidation occurs at the_____ • ...

Biology Vocab 2025-04-30

Biology Vocab crossword puzzle
Across
  1. the diffusion of water across a semipermeable membrane
  2. a molecule made of amino acids, preforming various functions in the body
  3. tiny openings on leaves that let CO2 in and O2 out
  4. chemical bond of atoms that share electrons
  5. movement of substances through the cell membrane without using energy
  6. a molecule that has a positive and negative end
  7. a chemical reaction that breaks a compound by adding water
  8. a substance that speeds up a chemical reaction without being used up
Down
  1. a small molecule that can join with others to form a polymer
  2. the building blocks of proteins
  3. a protein that speeds up biochemical reactions
  4. a solution with the same concentration of solutes as another solution
  5. having identical alleles for a particular genes
  6. an organism that makes its own food through photosynthesis
  7. the passing of genetic traits from parents to offspring through the transmission of genes
  8. a sac inside chloroplasts where light reactions occur

16 Clues: the building blocks of proteins • chemical bond of atoms that share electrons • a protein that speeds up biochemical reactions • having identical alleles for a particular genes • a molecule that has a positive and negative end • tiny openings on leaves that let CO2 in and O2 out • a sac inside chloroplasts where light reactions occur • ...

Photosynthesis and Cellular Respiration 2024-10-11

Photosynthesis and Cellular Respiration crossword puzzle
Across
  1. process that occurs without the presence of oxygen, like fermentation, to produce energy
  2. source of a plant's biomass
  3. an anaerobic process that converts sugars into energy, producing alcohol or lactic acid as byproducts
  4. organelles in plant cells where photosynthesis occurs
  5. a byproduct of anaerobic respiration in some organisms, causing muscle fatigue and soreness
  6. a specific type of sugar, a product of photosynthesis
Down
  1. process that requires oxygen to produce energy
  2. first step of cellular respiration that creates 2 net ATP
  3. a substance that takes part in a chemical reaction, undergoing a change
  4. a molecule formed when ATP loses a phosphate group and releases energy
  5. a substance formed as a result of a chemical reaction
  6. gas essential for cellular respiration
  7. a green pigment found in chloroplasts, essential for photosynthesis as it captures light energy
  8. cellular organelles responsible for generating energy (ATP)
  9. stored energy within the bonds of molecules, released during chemical reactions
  10. a molecule that stores and provides energy for cellular activities

16 Clues: source of a plant's biomass • gas essential for cellular respiration • process that requires oxygen to produce energy • a substance formed as a result of a chemical reaction • organelles in plant cells where photosynthesis occurs • a specific type of sugar, a product of photosynthesis • first step of cellular respiration that creates 2 net ATP • ...

Vocab 6B 2017-03-23

Vocab 6B crossword puzzle
Across
  1. vertical column of elements on the Periodic Table that have similar physical and chemical properties
  2. A chemical reaction in which heat is released and usually feels warm when the heat is released from the reaction
  3. that have some properties of metals and non-metals and are found along the zigzag on the Periodic Table
  4. A chemical reaction that requires an input of energy and usually feels cold when it absorbs heat in the reaction
  5. Electron electrons on the outermost energy level of an atom that determine the reactivity of the atom
Down
  1. states that matter is neither created nor destroyed in ordinary chemical and physical changes
  2. Bond an interaction that holds atoms together
  3. horizontal row of elements on the Periodic Table that have the same number of electron shells

8 Clues: Bond an interaction that holds atoms together • states that matter is neither created nor destroyed in ordinary chemical and physical changes • horizontal row of elements on the Periodic Table that have the same number of electron shells • vertical column of elements on the Periodic Table that have similar physical and chemical properties • ...

Chemistry 2014-09-07

Chemistry crossword puzzle
Across
  1. the smallest indivisible part of matter
  2. this table contains a list of all known elements
  3. a subatomic particle with a neutral charge
  4. a group of elements in the periodic table that are good conductors of heat and electricity
  5. the general name given to the substances at the start of a chemical reaction
  6. a group of elements in the periodic table that are poor conductors of electricity and heat
  7. the general name given to a substance that results from a chemical reaction
  8. a substance containing two or more elements chemically bonded
  9. the centre of an atom containing protons and neutrons
  10. a pure substance made of only one type of atom
Down
  1. a subatomic particle with a positive charge
  2. anything that takes up space or has mass
  3. a subatomic particle with a negative charge
  4. this is characterised by a temperature or colour change, or light
  5. elements with the characteristics of both metals and non-metals
  6. a combination of two or more substances that are not chemically bonded
  7. a group of atoms bonded together of the same or different elements

17 Clues: the smallest indivisible part of matter • anything that takes up space or has mass • a subatomic particle with a neutral charge • a subatomic particle with a positive charge • a subatomic particle with a negative charge • a pure substance made of only one type of atom • this table contains a list of all known elements • ...

Chapters 13&14 2024-02-09

Chapters 13&14 crossword puzzle
Across
  1. describes how dispersed a system's energy is
  2. solute particles become surrounded by solvent molecules
  3. number of moles of solute dissolved in 1kg solvent
  4. chemical species that is produced in one step of a reaction mechanism and consumed in a subsequent step
  5. water loving
  6. equation relating the rate of reaction to the concentration of reactants
Down
  1. maximum amount of solute that will dissolve in a given amount of solvent
  2. substance that increases the rate of a chemical reaction without being consumed
  3. a substance with a high vapor pressure
  4. mutually soluble in any proportions

10 Clues: water loving • mutually soluble in any proportions • a substance with a high vapor pressure • describes how dispersed a system's energy is • number of moles of solute dissolved in 1kg solvent • solute particles become surrounded by solvent molecules • maximum amount of solute that will dissolve in a given amount of solvent • ...

Chemical change and physical change 2024-09-14

Chemical change and physical change crossword puzzle
Across
  1. The phase change where gas turns directly into a solid.
  2. The process of turning liquid into vapor.
  3. A chemical reaction that produces heat and light, often involving fire.
  4. The reaction of a substance with oxygen, often causing rust.
  5. When a solid turns into a liquid.
Down
  1. The solid that forms from a solution during a chemical reaction.
  2. The process of turning liquid into a solid
  3. The change of gas into a liquid.
  4. The process where a substance dissolves in a solvent
  5. When a solid turns directly into a gas without becoming a liquid.

10 Clues: The change of gas into a liquid. • When a solid turns into a liquid. • The process of turning liquid into vapor. • The process of turning liquid into a solid • The process where a substance dissolves in a solvent • The phase change where gas turns directly into a solid. • The reaction of a substance with oxygen, often causing rust. • ...

andrew kellmurray's crossword. 2024-05-15

andrew kellmurray's crossword. crossword puzzle
Across
  1. a response from doing something
  2. something made of two or more elements
  3. the amount of space something takes up
  4. a substance that cannot be broken down into another substance
  5. to release heat into the surroundings
  6. a substance made by mixing another substance
  7. power from physical or chemical resources
  8. something increasing the rate of a reaction
  9. the amount of material something contains
Down
  1. a group of two or more atoms
  2. something that undergoes change during a reaction
  3. the result of something
  4. a join of something
  5. the smallest particle in the universe
  6. two things sticking together
  7. what a physical product is made of
  8. a branch of science
  9. to take in heat from the environment

18 Clues: a join of something • a branch of science • the result of something • a group of two or more atoms • two things sticking together • a response from doing something • what a physical product is made of • to take in heat from the environment • the smallest particle in the universe • to release heat into the surroundings • something made of two or more elements • ...

Chemistry Review 2017-09-25

Chemistry Review crossword puzzle
Across
  1. 1 kcal
  2. 1 calorie
  3. affecting form but not chemical composition of a chemical substance, used to separate mixtures into their component compounds
  4. depends on the amount of matter; volume, mass, length, weight
  5. Units for heat
  6. change in temperature
  7. bubbles, color change, temperature change, gas, odor change
  8. The study of the transfers of energy as heat that accompany chemical and physical changes
  9. Abbreviation for specific heat
  10. density
Down
  1. a nutritional energy unit
  2. characteristic of a substance that can be determined without changing the identities
  3. the amount of heat lost or gained
  4. when the substance has changed as a result of a chemical reaction
  5. not significant digits
  6. 1000 calories
  7. significant after a decimal
  8. unit for specific heat
  9. chemicalreaction involving the rearrangement of atoms of one or more substance and a change in their chemical properties resulting in at least one new substance
  10. does not depend on matter present; density, melting point, color, reactivity

20 Clues: 1 kcal • density • 1 calorie • 1000 calories • Units for heat • change in temperature • not significant digits • unit for specific heat • a nutritional energy unit • significant after a decimal • Abbreviation for specific heat • the amount of heat lost or gained • bubbles, color change, temperature change, gas, odor change • depends on the amount of matter; volume, mass, length, weight • ...

Jon Smith 4.1.3 2024-02-07

Jon Smith 4.1.3 crossword puzzle
Across
  1. Effects how acidic v.s. how basic an enzyme is
  2. The mechanism by which enzymes connect with substrates
  3. Enzymes attach themselves to these to speed up reactions
  4. Amount of energy required to perform reactions
  5. Most common enzyme found in the stomach
  6. The most important factor in determining specificity
  7. Act as Catalysts in Chemical Reactions
  8. Breaking down of products
  9. The chemical reactions done by all living organisms
  10. Slow and speed up enzyme reactions but too much can denature them
  11. The name of an enzyme typically ends in
  12. What are enzymes
  13. Breaking down polymers
Down
  1. Building polymers
  2. Finished results of an enzyme reaction
  3. Building of products
  4. Enzymes are ______ after chemical reactions
  5. Is denaturing reversable
  6. Speeds up chemical reactions
  7. Block active sites
  8. Acids What are enzymes made of
  9. When the enzyme's active site changes shape
  10. Enzymes control this aspect of chemical reactions
  11. Site at which a substrate attaches to an enzyme
  12. What activities enzymes activate

25 Clues: What are enzymes • Building polymers • Block active sites • Building of products • Breaking down polymers • Is denaturing reversable • Breaking down of products • Speeds up chemical reactions • Acids What are enzymes made of • What activities enzymes activate • Finished results of an enzyme reaction • Act as Catalysts in Chemical Reactions • Most common enzyme found in the stomach • ...

Periodic table vocab crosswor 2025-02-22

Periodic table vocab crosswor crossword puzzle
Across
  1. what is chemical formula of carbon dioxide
  2. A positive ion that loses e-
  3. A non-metal from the periodic table
  4. What is neither created nor destroyed while a chemical reaction
  5. A negative ion that gains e-
  6. A negative charge particle moves around the nucleus
  7. Horizontal row of the periodic table
  8. A positive charge particle in a nucleus
  9. compund a substance formed by a chemical combination of 2 or more element
Down
  1. Formed when one or more electrons are transferred from another
  2. what is chemical formula of water
  3. A metal from the periodic table
  4. A neutral charge particle in a nucleus
  5. Formed when electrons are shared
  6. Vertical row of the periodic table
  7. num The number of e- gained or lose
  8. the structure that results when atoms are joined together
  9. A Matelloid from the periodic table
  10. num The total number of protons and neutrons in a nucleus
  11. What is chemicaql formula of Chlorine

20 Clues: A positive ion that loses e- • A negative ion that gains e- • A metal from the periodic table • Formed when electrons are shared • what is chemical formula of water • Vertical row of the periodic table • A non-metal from the periodic table • A Matelloid from the periodic table • Horizontal row of the periodic table • What is chemicaql formula of Chlorine • ...

Grade 9 Science Crossword 2025-10-21

Grade 9 Science Crossword crossword puzzle
Across
  1. The sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
  2. The speed of something in a given direction.
  3. The rate of change of velocity per unit of time.
  4. A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  5. Relating to the structure of the earth's crust and the large-scale processes which take place within it.
  6. The quantity of motion of a moving body, measured as a product of its mass and velocity.
  7. A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
  8. The envelope of gases surrounding the earth or another planet.
  9. Each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei.
  10. Relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  11. A substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
Down
  1. The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll pigment.
  2. A property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.
  3. The process of eroding or being eroded by wind, water, or other natural agents.
  4. The resistance that one surface or object encounters when moving over another.
  5. The regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other planets) occupied by living organisms.
  6. The tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
  7. A biological community of interacting organisms and their physical environment.
  8. An organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.
  9. Relating to, containing, or using ions.

20 Clues: Relating to, containing, or using ions. • The speed of something in a given direction. • The rate of change of velocity per unit of time. • The envelope of gases surrounding the earth or another planet. • The resistance that one surface or object encounters when moving over another. • The process of eroding or being eroded by wind, water, or other natural agents. • ...

5/5 2023-05-05

5/5 crossword puzzle
Across
  1. Physical or chemical characteristics of matter use to describbe or identify a substance
  2. A form of matter that is the same throughout and has specific properties
  3. Sign that a release of energy occurred during a chemical change
  4. A change to a substance without forming a new substance such as changing size or state of matter
  5. Visible change in substance coloration is evidence of a chemical change
Down
  1. Chemical change creation of a solid inn a liquid or inside another solid during a chemical reaction
  2. of matter Distinct forms of matter known in everyday experience: solid, liquid, and gas; also referred to as phases
  3. A change that alters the identity of a substance which results in a new substance or substances with different properties.
  4. Sign that a new substance is being formed from a chemical change includes bubbles fizzing or odor change
  5. Increase or decrease of heat energy in a substance may be evidence of a new substance formed during chemical change.
  6. A property or characteristic of a substance that is observed or measured during a reaction in which the chemical composition or identity of the substance is changed
  7. Characteristics that can be observed or measured for example color melting point and conductivity
  8. Anything that has mass and takes up space

13 Clues: Anything that has mass and takes up space • Sign that a release of energy occurred during a chemical change • Visible change in substance coloration is evidence of a chemical change • A form of matter that is the same throughout and has specific properties • Physical or chemical characteristics of matter use to describbe or identify a substance • ...

Ante Up #5 Properties of Matter 2015-11-02

Ante Up #5 Properties of Matter crossword puzzle
Across
  1. The ability of a substance to burn or ignite, causing fire or combustion.
  2. a chemical or physical property that helps identify and classify substances.
  3. The ability to be drawn into a wire.
  4. Properties of matter that can only be observed during a chemical reaction.
  5. The rate at which a chemical substance tends to undergo a chemical reaction.
  6. The relationship between the mass of a substance and hoe much space it takes up.
Down
  1. The ability to be pounded into flat sheets.
  2. Properties that do not change the physical nature of matter.
  3. Able to allow electricity to flow through.
  4. a property referring to the ability for a given substance, the solute, to dissolve in a solvent.

10 Clues: The ability to be drawn into a wire. • Able to allow electricity to flow through. • The ability to be pounded into flat sheets. • Properties that do not change the physical nature of matter. • The ability of a substance to burn or ignite, causing fire or combustion. • Properties of matter that can only be observed during a chemical reaction. • ...