chemical reaction Crossword Puzzles

Unit 6B Vocab 2017-04-04

Unit 6B Vocab crossword puzzle
Across
  1. Result of a chemical reaction.
  2. Symbolic representation of a chemical reaction in the form of symbols and formulas.
  3. A way of expressing information about the proportions of atoms that make up a particular chemical compound.
  4. A group of odorless, colorless, monatomic gases with very low chemical reactivity.
  5. A substance that takes part in and undergoes change during a reaction.
Down
  1. Occurs when objects or substances are changed through the physical form of a composition, but not through its chemical composition.
  2. Electrons from the outer shell of an atom that can participate in forming chemical bonds with other atoms.
  3. States that for any system closed to all transfers of matter and energy, the mass of the system must remain constant, as system mass cannot change quantity if it is not added or removed.
  4. Occurs when a substance combines with another to form a new substance, called synthesis, or, alternatively, decompose into two or more different substances.
  5. A lasting attraction between atoms that enables the formation of chemical compounds.
  6. A group of elements on the periodic table that are all found on the first column and are extremely reactive.

11 Clues: Result of a chemical reaction. • A substance that takes part in and undergoes change during a reaction. • A group of odorless, colorless, monatomic gases with very low chemical reactivity. • Symbolic representation of a chemical reaction in the form of symbols and formulas. • A lasting attraction between atoms that enables the formation of chemical compounds. • ...

Vocabulary 2014-06-05

Vocabulary crossword puzzle
Across
  1. Heat required to raise the temp
  2. When a reaction absorbs heat
  3. The study of energy transfer in the form of heat during chemical reactions and physical changes
  4. Energy due to motion
  5. Stored energy
  6. Energy contained in Chemical bonds of various matter
  7. SI Unit of work or energy
  8. The ability to do work
Down
  1. Energy and mass are related
  2. Energy that can be transferred due to the molecular movement
  3. When a reaction measures heat
  4. Two units of heated energy
  5. A measure of molecule movement

13 Clues: Stored energy • Energy due to motion • The ability to do work • SI Unit of work or energy • Two units of heated energy • Energy and mass are related • When a reaction absorbs heat • When a reaction measures heat • A measure of molecule movement • Heat required to raise the temp • Energy contained in Chemical bonds of various matter • ...

Cell Energy And the Atmosphere 2021-10-07

Cell Energy And the Atmosphere crossword puzzle
Across
  1. The process of cell respiration that requires the use of Oxygen
  2. four specific natural macromolecules that help to give life to living organisms
  3. the light dependent reaction that occurs outside of the thylakoid and is responsible for taking the CO2 molecule and forming glucose through a cyclic reaction cycle
  4. a macromolecule such as glucose that is composed of carbon, hydrogen and oxygen in a 1:2:1 ratio
  5. a chain of amino acids that make the backbone of a protein
  6. the net number of ATP molecules made from one glucose molecule in cell respiration
  7. also known as Deoxyribonucleic Acid
  8. a reaction that helps form chemical bonds and requires more energy input to get the reaction going
  9. When chemical energy is stored in the form of chemical bonds of macromolecules until it is ready to be converted into a usable form
  10. a carbohydrate that only is made of only 1 sugar molecule
  11. the process where ethanol (alcohol) is formed and ATP
  12. the macromolecules that are made up of amino acids and helps cells to communicate info, transport material and speed up chemical reactions
  13. a process that does not require the use of oxygen
  14. the reaction that occurs when water is removed from two monomers. They form a covalent bond
  15. a group of monomers that link to form a larger macromolecule
Down
  1. a reaction that helps to break chemical bonds and will release energy such as cell respiration
  2. bilayer the material that makes up the cell membrane for all living organisms
  3. the part of photosynthesis that requires light to break down water molecules
  4. the other name for the ETC that allows us to see electron carrying molecules flow through ATP synthase to make ATP
  5. a product from one anaerobic respration that produces lactic acid
  6. the cycle in the mitochondria that allows us to gain more energy carrying molecules such as NADH and FADH2 to the ETC
  7. the biomolecule that makes up our genetic information
  8. sucrose is an example of this
  9. also known as Ribonucleic Acid
  10. a molecule that contains a fatty acid connected to a "glycerol" head
  11. the chemical energy also known as ATP and is the molecule that gives us the ability to carry out everyday functions
  12. organism that gain nourishment by consuming other organisms
  13. The process where sugars are converted to energy that can fuel an organism
  14. there are three of these attached to ATP
  15. the beginning step of cell respiration that breaks down glucose to make pyruvate
  16. the alternative way to make sugars to gain energy (ATP) by taking in sulfides instead of the sun
  17. the molecule that is made of 6 carbons, 12 hydrogens and 6 oxygens
  18. rely on the sun to survive
  19. the smallest part of a macromolecule
  20. the important ingredient in photosynthesis that is needed in plants
  21. molecule that are made by organism and perform life functions
  22. the characteristic that does not let a lipid molecule dissolve in water
  23. a molecule that is made of 2 monosaccharides (glucose and fructose)

38 Clues: rely on the sun to survive • sucrose is an example of this • also known as Ribonucleic Acid • also known as Deoxyribonucleic Acid • the smallest part of a macromolecule • there are three of these attached to ATP • a process that does not require the use of oxygen • the biomolecule that makes up our genetic information • ...

Chemical Reactions Review 2023-02-21

Chemical Reactions Review crossword puzzle
Across
  1. substance that is formed during a chemical reaction
  2. starting substance in a chemical reaction
  3. zinc metal and sulfur powder are heated
  4. statement showing chemical change using chemical formulas
  5. done by placing coefficients in front of the formulas
  6. ↔, shows that the reaction is reversible and can go in both directions
Down
  1. process where substances interact to form new ones
  2. indicates the application of heat to the reactants

8 Clues: zinc metal and sulfur powder are heated • starting substance in a chemical reaction • process where substances interact to form new ones • indicates the application of heat to the reactants • substance that is formed during a chemical reaction • done by placing coefficients in front of the formulas • statement showing chemical change using chemical formulas • ...

Chemical Reaction and Equations 2023-05-07

Chemical Reaction and Equations crossword puzzle
Across
  1. Most decomposition reactions are also called as-
  2. when ferrous sulphate is decomposed which reaction is involved in it
  3. when lead nitrate decomposes the brown fumes produced are of -
  4. _______ can be used to prevent corrosion
Down
  1. Which type of decomposition reactions are used in black and white photography
  2. ________ is formed when silver articles react with Sulphur in air
  3. oxidation of metals is known as -
  4. the process of corrosion of iron is called-
  5. What substance decomposes to form quicklime and carbon dioxide
  6. when copper corodes which coloured coating is seen

10 Clues: oxidation of metals is known as - • _______ can be used to prevent corrosion • the process of corrosion of iron is called- • Most decomposition reactions are also called as- • when copper corodes which coloured coating is seen • What substance decomposes to form quicklime and carbon dioxide • when lead nitrate decomposes the brown fumes produced are of - • ...

chemistry vocab 2024-09-23

chemistry vocab crossword puzzle
Across
  1. combinations of elements
  2. heat transferred by touch
  3. reaction that absorbs heat
  4. positivly charged atomic particles
  5. the capacity for doing work
  6. tempurate that something will heat up at
  7. how heat transfers from one thing to another
  8. obeys the zeroeth law of thermodynamics
  9. total mass of an atom
  10. location where electrons are in an atom
  11. neutral atomic particles
  12. substance that cant be broken down into smaller parts
Down
  1. release of energy through electromagnetic waves
  2. a quantum property of electrons
  3. where protons and neutrons are
  4. number above the element symbol
  5. reaction that releases heat
  6. basic unit of a chemical element
  7. heat transferred by waves
  8. distance between electromagnetic waves
  9. same element with different neutrons
  10. table with elements sorted by atomic number
  11. minimum amount of enery something needs
  12. negativly charged atomic particle

24 Clues: total mass of an atom • combinations of elements • neutral atomic particles • heat transferred by touch • heat transferred by waves • reaction that absorbs heat • reaction that releases heat • the capacity for doing work • where protons and neutrons are • a quantum property of electrons • number above the element symbol • basic unit of a chemical element • ...

Unit 5 Chem Menu 2023-12-14

Unit 5 Chem Menu crossword puzzle
Across
  1. What the substance is dissolving into (usually the larger amount)
  2. Unable to be dissolved (in water typically)
  3. ____ electrolytes have only a few ions present
  4. The moles of solute in a liter of solution
  5. _____ metals have roman numerals in their names
  6. _____ electrolytes have many ions present
  7. Positively charged ions
  8. The type of ions that don't change before and after a chemical reaction
  9. Double replacement reactions are the exchange of _____ ions between two compounds
  10. ___electrolytes have no ions present
Down
  1. Negatively charged ions
  2. What is being dissolved
  3. Acids with no oxygen have the prefix, "_____"
  4. Decreasing the concentration of a solution
  5. State of matter that's dissolvable in water
  6. The solid formed in a chemical reaction
  7. Charged particles
  8. Molarity x Liters = _____
  9. Every acid has this element
  10. Neutralization reactions always create water and ____

20 Clues: Charged particles • Negatively charged ions • What is being dissolved • Positively charged ions • Molarity x Liters = _____ • Every acid has this element • ___electrolytes have no ions present • The solid formed in a chemical reaction • _____ electrolytes have many ions present • Decreasing the concentration of a solution • The moles of solute in a liter of solution • ...

Photosynthesis & Cellular Respiration 2024-11-12

Photosynthesis & Cellular Respiration crossword puzzle
Across
  1. type of energy needed for photosynthesis
  2. organelle that photosynthesis occurs in
  3. process of converting glucose into usable ATP
  4. gas output of photosynthesis
  5. leaf structure used for gas exchange
  6. vascular tissue that transports glucose
  7. process of using energy from the sun to make their own food
  8. type of organisms that contain chloroplast
  9. organ where photosynthesis occurs
  10. vascular tissue that transports water and nutrients
  11. energy molecule produced during photosynthesis
  12. energy molecule created by cellular respiration
Down
  1. process of water leaving through stomata
  2. absorb water for the plant to use in photosynthesis
  3. gas output of cellular respiration
  4. organelle that cellular respiration occurs in
  5. type of energy created during photosynthesis
  6. a substance given off or made by a reaction
  7. reproductive organ of the plant
  8. a substance at the beginning of a chemical reaction

20 Clues: gas output of photosynthesis • reproductive organ of the plant • organ where photosynthesis occurs • gas output of cellular respiration • leaf structure used for gas exchange • organelle that photosynthesis occurs in • vascular tissue that transports glucose • type of energy needed for photosynthesis • process of water leaving through stomata • ...

First Last Unit 2 2025-03-24

First Last Unit 2 crossword puzzle
Across
  1. movement of water molecules
  2. all of the organs combined
  3. attractive to water
  4. allows some molecules to pass through while blocking others
  5. a group of atoms
  6. a group of organs
  7. the cell that goes into an enzyme
  8. the place on the enzyme where a cell goes into
  9. combined molecules
  10. a group of tissue
Down
  1. what a cell membrane is made up of
  2. a cells nature ability to spread out from a confined space
  3. water repelent
  4. the minimum amount of energy used to start a chemical reaction
  5. a protein that speeds up the amount of time to start a chemical reaction
  6. movement of molecules crossed a cell
  7. combined organelles
  8. the result of when a cell comes out of an enzyme
  9. make up of all things
  10. a group of organelles
  11. a messed up enzyme

21 Clues: water repelent • a group of atoms • a group of organs • a group of tissue • a messed up enzyme • combined molecules • attractive to water • combined organelles • make up of all things • a group of organelles • all of the organs combined • movement of water molecules • the cell that goes into an enzyme • what a cell membrane is made up of • movement of molecules crossed a cell • ...

Science 2024-04-11

Science crossword puzzle
Across
  1. reaction happens when you mix two substances and creates a different
  2. size of an item
  3. changing the arrangement of something
  4. something strange happening
  5. Laws gravity Force and matter
  6. a physical representation of something
  7. a particular kind of matter with uniform properties.
  8. the end result
  9. how far you have to go to get some more
  10. of movement to seek and uphold
  11. an uneducated guess
  12. Formula for force
Down
  1. needed to make a chemical reaction
  2. energy temperature science
  3. prove something untrue or true
  4. a measurement for scientists
  5. building blocks of humanity
  6. x volume Formula for mass
  7. energy energy made by moving
  8. owning something or a part to make something
  9. a group of atoms arranged in a certain way
  10. different modes of an item

22 Clues: the end result • size of an item • Formula for force • an uneducated guess • x volume Formula for mass • energy temperature science • different modes of an item • building blocks of humanity • something strange happening • a measurement for scientists • energy energy made by moving • Laws gravity Force and matter • prove something untrue or true • of movement to seek and uphold • ...

Unit 2 2022-03-25

Unit 2 crossword puzzle
Across
  1. the ending result
  2. causes particles to move from a low concentration to a high
  3. changes that occur
  4. cells combined
  5. molecule with a hydrophilic head and two hydrophobic tails
  6. the energy needed to start a chemical reaction
  7. hates water
  8. likes water
  9. special protein that makes up the organism's metabolism
  10. reactant molecules
  11. atoms combined
  12. the system organs make up
  13. the basic unit of life
  14. the location where the chemical reaction takes place
Down
  1. tissues combined
  2. cause particles to move from high concentration to a low concentration
  3. moving molecules across the membrane using energy with a transport protein
  4. only certain molecules can leave and enter the cell
  5. organ systems combined
  6. the movement of molecules from a close space to space out using energy
  7. basic unit of life
  8. molecules combined

22 Clues: hates water • likes water • cells combined • atoms combined • tissues combined • the ending result • changes that occur • basic unit of life • molecules combined • reactant molecules • organ systems combined • the basic unit of life • the system organs make up • the energy needed to start a chemical reaction • only certain molecules can leave and enter the cell • ...

Crossword puzzle 2025-11-26

Crossword puzzle crossword puzzle
Across
  1. Stuff you start with in a chemical reaction
  2. Process plants make food from sunlight
  3. First step in cellular respiration
  4. Energy currency of cells
  5. Cell's powerhouses
  6. An organism that eats others for energy
  7. Needs oxygen
  8. Stuff you get after a chemical reaction
  9. respiration: Process cells get energy from food
  10. Cycle: Part of photosynthesis where plants fix CO2
  11. Cycle: Part of cellular respiration in mitochondria
  12. Transport Chain
  13. Type of sugar
Down
  1. Organism that makes its own food
  2. What we breathe
  3. Type of molecule with phosphorus
  4. What ATP turns into after energy is used
  5. dioxide: What plants use for photosynthesis
  6. Part of plant cells where photosynthesis happens
  7. Green pigment that captures sunlight
  8. Getting energy without oxygen
  9. Eats other organisms
  10. Makes its own food
  11. Doesn't need oxygen

24 Clues: Needs oxygen • Type of sugar • What we breathe • Transport Chain • Cell's powerhouses • Makes its own food • Doesn't need oxygen • Eats other organisms • Energy currency of cells • Getting energy without oxygen • Organism that makes its own food • Type of molecule with phosphorus • First step in cellular respiration • Green pigment that captures sunlight • ...

Photosynthesis 2021-03-02

Photosynthesis crossword puzzle
Across
  1. carries sugar in the plant
  2. includes the chlorophyll
  3. made after the chemical reaction
  4. carries water in the plant
  5. needed for a reaction
  6. makes a chemical reaction
Down
  1. allows plants to make food
  2. where photosynthesis happens

8 Clues: needed for a reaction • includes the chlorophyll • makes a chemical reaction • carries sugar in the plant • allows plants to make food • carries water in the plant • where photosynthesis happens • made after the chemical reaction

Vocabulary 5 Review 2021-11-15

Vocabulary 5 Review crossword puzzle
Across
  1. a person who takes part in a crime
  2. refute
  3. yield
  4. causes a chemical reaction
  5. babble
  6. made of brass
  7. destroy completely
  8. hidden
  9. important
Down
  1. unreasonable
  2. beyond control
  3. dense
  4. slavery
  5. assist
  6. gloomy
  7. active
  8. scold
  9. inactive
  10. careless
  11. flight

20 Clues: dense • yield • scold • refute • assist • gloomy • active • babble • hidden • flight • slavery • inactive • careless • important • unreasonable • made of brass • beyond control • destroy completely • causes a chemical reaction • a person who takes part in a crime

Biochemiatry 2015-10-14

Biochemiatry crossword puzzle
Across
  1. protein coordinate body activities such as insulin which regulates the amount of sugar in the blood.
  2. protein protein that accelerates the speed of chemical reactions such as digestive enzymes which break down food in the digestive tract
  3. of a reaction or process) accompanied by the release of heat.
  4. (of a reaction or process) accompanied by or requiring the absorption of heat.
  5. acid a complex organic substance present in living cells, especially DNA or RNA, whose molecules consist of many nucleotides linked in a long chain.
  6. transformation of one molecule to a different molecule inside a cell and mediated by enzymes
  7. the process of breaking down food by mechanical and enzymatic action into substances that can be used by the body.
  8. e chemical processes that occur within a living organism in order to maintain life.
  9. a molecule that can be bonded to other identical molecules to form a polymer.
Down
  1. a molecule that binds to an enzyme and decreases its activity
  2. forms the basic structural unit or is the monomer of a nucleic acid
  3. protein help control movement such as proteins in the muscles which help control contraction.
  4. any of a large group of organic compounds occurring in foods and living tissues and including sugars, starch, and cellulose
  5. any of a class of organic compounds that are fatty acids or their derivatives and are insoluble in water
  6. bonding an attraction between atoms that allows the formation of chemical substances that contain two or more atoms
  7. a molecule containing a very large number of atoms, such as a protein, nucleic acid, or synthetic polymer.
  8. the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.
  9. a simple organic compound that is the monomer for proteins
  10. a substance produced by a living organism that acts as a catalyst to speed up a specific biochemical reaction.

19 Clues: a simple organic compound that is the monomer for proteins • a molecule that binds to an enzyme and decreases its activity • of a reaction or process) accompanied by the release of heat. • forms the basic structural unit or is the monomer of a nucleic acid • a molecule that can be bonded to other identical molecules to form a polymer. • ...

Chemistry 2023-02-09

Chemistry crossword puzzle
Across
  1. the things that react in a chemical reaction
  2. amount of matter
  3. tool used to find mass or weight
  4. tool used to measure volume of liquids
  5. the ability to dissolve
  6. the combination of solute and solvent
  7. when a solvent can no longer dissolve any more solute
  8. mass divided by volume
  9. tool used to measure temperature
Down
  1. when a substance will not dissolve
  2. process where atoms rearrange to become something new
  3. measure of how hot or cold something is
  4. the things that are produced in a chemical reaction
  5. the thing dissolving
  6. metric unit of temperature
  7. unit of mass measurement
  8. the thing that something is dissolving into
  9. amount of space an object takes up
  10. when a solvent is able to dissolve more solute
  11. unit of volume measurement of liquids
  12. H2O

21 Clues: H2O • amount of matter • the thing dissolving • mass divided by volume • the ability to dissolve • unit of mass measurement • metric unit of temperature • tool used to find mass or weight • tool used to measure temperature • when a substance will not dissolve • amount of space an object takes up • the combination of solute and solvent • unit of volume measurement of liquids • ...

Skylyn Bradley Unit 2 2025-03-24

Skylyn Bradley Unit 2 crossword puzzle
Across
  1. combination of molecules
  2. does not like water
  3. allowing only certain molecules in or out
  4. the result of a chemical reaction
  5. combination of cells
  6. movement of molecules going from clustered to spread out
  7. proteins that lower the amount of activation energy
  8. diffusion of water across a membrane
  9. moving of molecules across the membrane with ATP
  10. the combination of the organ systems
  11. combination of atoms
  12. basic unit of life
Down
  1. a special region on an enzyme which fits the substrate
  2. combination of organs
  3. build up of energy required to activSubstrateions
  4. moving of molecules across the membrane without ATP
  5. the reactants in a chemical reaction
  6. loves water
  7. when an active site can no longer bind to the substrate
  8. basic unit of matter
  9. makes up the phospholipid bilayer
  10. combination of tissues

22 Clues: loves water • basic unit of life • does not like water • combination of cells • basic unit of matter • combination of atoms • combination of organs • combination of tissues • combination of molecules • the result of a chemical reaction • makes up the phospholipid bilayer • the reactants in a chemical reaction • diffusion of water across a membrane • the combination of the organ systems • ...

Chapter 13 Justus schroeder 2020-03-03

Chapter 13 Justus schroeder crossword puzzle
Across
  1. is a chemical that accepts a hydrogen ion, H+.
  2. is a substance that lowers the activation energy of a chemical reaction, which allows for the reaction to proceed at a faster rate.
  3. there is a net release of energy.
  4. is a chemical that donates a hydrogen ion, H+.
  5. is the amount of energy required to pull two bonded atoms apart, which is the same as the amount of energy released when they are brought together.
Down
  1. is how quickly the concentration of reactants decreases and how the concentration of products increases.
  2. there is a net absorption of energy.
  3. is a measure of the concentration of hydronium ions, H3O+:
  4. when reaction and it’s reverse act at the same rate.

9 Clues: there is a net release of energy. • there is a net absorption of energy. • is a chemical that accepts a hydrogen ion, H+. • is a chemical that donates a hydrogen ion, H+. • when reaction and it’s reverse act at the same rate. • is a measure of the concentration of hydronium ions, H3O+: • ...

choice board 2023-02-09

choice board crossword puzzle
Across
  1. organism that makes it's own food
  2. process in which particles are deposited in a new place
  3. landform at the mouths of rivers caused by deposition
  4. animal that gets hunted
  5. process in which particles move from one place to another
  6. plant's reaction to gravity
  7. chemical reaction to oxygen
  8. a plants reaction to sunshine
Down
  1. animal that hunts other animals
  2. plant turns water, co2, and sunlight into oxygen
  3. process in which rocks get weathered away
  4. word that describes something that's non-living
  5. a plants reaction to moisture
  6. diversity in an ecosystem

14 Clues: animal that gets hunted • diversity in an ecosystem • plant's reaction to gravity • chemical reaction to oxygen • a plants reaction to moisture • a plants reaction to sunshine • animal that hunts other animals • organism that makes it's own food • process in which rocks get weathered away • word that describes something that's non-living • ...

Photosynthesis 2021-03-02

Photosynthesis crossword puzzle
Across
  1. made after the chemical reaction
  2. makes a chemical reaction
  3. where photosynthesis happens
Down
  1. needed for a reaction
  2. carries water in the plant
  3. carries sugar in the plant
  4. includes the chlorophyll
  5. allows plants to make food

8 Clues: needed for a reaction • includes the chlorophyll • makes a chemical reaction • carries water in the plant • carries sugar in the plant • allows plants to make food • where photosynthesis happens • made after the chemical reaction

Photosynthesis 2021-03-02

Photosynthesis crossword puzzle
Across
  1. carries sugar in the plant
  2. made after the chemical reaction
  3. where photosynthesis happens
  4. includes the chlorophyll
  5. allows plants to make food
Down
  1. carries water in the plant
  2. makes a chemical reaction
  3. needed for a reaction

8 Clues: needed for a reaction • includes the chlorophyll • makes a chemical reaction • carries water in the plant • carries sugar in the plant • allows plants to make food • where photosynthesis happens • made after the chemical reaction

Spelling Unit 1 Week 3 2024-09-25

Spelling Unit 1 Week 3 crossword puzzle
Across
  1. say something bad about it
  2. receive
  3. teach
  4. promote
  5. live
  6. standards
  7. letter holder
  8. amuze
  9. intrude
  10. give
Down
  1. include
  2. watch
  3. damage by a chemical reaction
  4. give or add to
  5. work together
  6. remember
  7. incident
  8. tropical storm
  9. insult
  10. copy

20 Clues: live • copy • give • watch • teach • amuze • insult • include • receive • promote • intrude • remember • incident • standards • work together • letter holder • give or add to • tropical storm • say something bad about it • damage by a chemical reaction

Phys Earth CBM 1 Review 2012-12-06

Phys Earth CBM 1 Review crossword puzzle
Across
  1. ,Chlorine is a member of which family?
  2. ,As the distance between two objects decreases the gravitational force between them?
  3. ,Kinetic energy is energy of?
  4. ,The reactivity of a substance is a ____ property.
  5. ,As the combined mass of two objects decreases the gravitational force between them?
  6. ,The change in velocity over time.
  7. ,___ waves do not require a medium to transmit energy.
  8. ,The tendancy of an object to not change motion.
  9. Metals, ,Sodium (Na) is in what family.
  10. ,A bond formed between a metal and a non-metal.
  11. ,___ energy is a stream of electrons.
  12. ,An example of a longitudinal wave.
  13. ,Which type of bond is a poor conductor of electricity.
  14. ,Density is an example of a ____ property.
  15. ,His model had electrons in specific orbits around the nucleus.
Down
  1. ,Energy transformations are most efficient when less ____ is lost.
  2. ,___ waves require a medium to transmit energy.
  3. ,Atoms in a compound are ______ combined.
  4. ,___ energy is another term for heat.
  5. ,Energy of motion.
  6. ,Potential energy is energy of?
  7. ,Credited with discovering the electron (negative charge)
  8. ,The type of chemical reaction when 1 new product is made.
  9. ,Newton's __ Law is every action has an equal and opposite reaction.
  10. ,Speed in a certain direction.
  11. ,A chemical reaction which produces carbon dioxide and water.
  12. of Light, ,As you approach what number are you unable to use Newton's 2nd law for predictions?
  13. ,___ electrons on the outer energy level of atoms.
  14. ,This type of reaction fuels energy generation in the sun.
  15. ,When atoms are not shared equally in a covalent bond, the bond is consered to be what?

30 Clues: ,Energy of motion. • ,Kinetic energy is energy of? • ,Speed in a certain direction. • ,Potential energy is energy of? • ,The change in velocity over time. • ,An example of a longitudinal wave. • ,___ energy is another term for heat. • ,___ energy is a stream of electrons. • ,Chlorine is a member of which family? • Metals, ,Sodium (Na) is in what family. • ...

Unit 9: Air & Land Pollution 2024-01-10

Unit 9: Air & Land Pollution crossword puzzle
Across
  1. paid for with public funds and responsible companies, aka Comprehensive Environmental Response Compensation and Liability Act
  2. an international agreement to band the use of chlorofluorocarbons (CFC's)
  3. gives the EPA authority over hazardous waste, aka Resource Conservation and Recovery Act
  4. a waste classification that has one or more of the following;high toxicity to humans, corrosive, and reactive to other chemicals
  5. primarily methane (CH4), released by decomposition
  6. water dissolving contaminants, then entering soil
  7. a reaction between a fuel source and oxygen that releases energy
  8. during a chemical reaction, this participates and change as the result of the chemical reaction
  9. the burning of municipal solid waste
  10. the federal act created in 1970 to improve air quality and health
  11. a deadly color-less and odor-less gas, vehicle exhaust
  12. waste is non-degradable
  13. colorless gas smelling like "rotten eggs"
Down
  1. harmful compounds found in aerosol cans and refrigerants
  2. reddish-brown color,used in synthetic fertilizer, also in car exhaust
  3. when using a liquid spray to wash unwanted pollutants from a gas stream
  4. waste can be broken down by decomposers
  5. the draining of water from land towards a body of water
  6. taking discarded material into new products,decreasing need of landfills
  7. the result when rain or snow contains a lower pH due to sulfuric and nitric acid
  8. a heavy metal element, banned in fuel
  9. the area in the stratosphere that blocks out harmful ultra violet rays from our sun
  10. the compounds or elements that are formed as a result of the chemical reaction
  11. the phenomenon where a pocket of cool air is trapped below a layer of warmer air,pollutants are trapped until wind breaks it up

24 Clues: waste is non-degradable • the burning of municipal solid waste • a heavy metal element, banned in fuel • waste can be broken down by decomposers • colorless gas smelling like "rotten eggs" • water dissolving contaminants, then entering soil • primarily methane (CH4), released by decomposition • a deadly color-less and odor-less gas, vehicle exhaust • ...

Year 8 Crossword 2024-10-23

Year 8 Crossword crossword puzzle
Across
  1. - the process where humans select which organisms to reproduce together based on their desirable traits (selective ______________)
  2. - things that make a species well suited to its environment
  3. - the differences between individuals in a species
  4. - the layer of the Earth where metals are found
  5. - a sign of a chemical reaction
  6. - a type of variation where the characteristic is placed in a category
  7. - a sign of a chemical reaction (________________ change)
  8. - a sign of a chemical reaction (__________ change)
  9. - you can tell which metals are most reactive by placing them in water or _______
  10. - organisms that can reproduce to make fertile offspring are said to be in the same ___________
  11. - the word we use to describe the fact that metals can be stretched into wires
  12. - metals are good heat and electrical _____________
  13. - the list of metals in order of their reactivity (the reactivity ____________)
  14. - a property of metals (to do with their appearance)
Down
  1. - the process where organisms adapt over millions of years to better suit their environment
  2. - the word we use to describe the fact that metals can be reshaped without being broken.
  3. - a type of variation between different species
  4. - an unreactive metal that is found in its pure 'native' form in the ground
  5. - the name for rocks that contain lots of metals
  6. - a type of variation within a species
  7. - metals can be placed in order of how _____________ they are
  8. - a type of variation where the characteristic can be measured
  9. - evolution can be summarised as survival of the _______________
  10. - a type of reaction where a more reactive metal takes the place of a less reactive metal in a compound

24 Clues: - a sign of a chemical reaction • - a type of variation within a species • - a type of variation between different species • - the layer of the Earth where metals are found • - the name for rocks that contain lots of metals • - the differences between individuals in a species • - a sign of a chemical reaction (__________ change) • ...

Physical Chemistry 2025-05-22

Physical Chemistry crossword puzzle
Across
  1. The volume, in dm cubed, of 2 moles of any gas at RTP.
  2. Study of the patterns that emerge within the periodic table.
  3. A soluble base.
  4. Six hundred and two sextillion.
  5. Type of reaction in which the enthalpy decreases
  6. The amount of product produced during a chemical reaction.
  7. Atoms of the same element with different atomic masses.
  8. Formula showing the exact number of atoms of each element present in a molecule.
  9. separation of electrical charge within a molecule or a bond, resulting in one end having a partial positive charge (δ+) and the other a partial negative charge (δ-).
  10. The ability of a substance to dissolve.
  11. A common method of volumetric analysis.
  12. Formula showing the simplest whole number ratio of elements in a compound.
  13. An area of space where an electron may be found.
  14. The ideal gas equation.
Down
  1. The studey of the amounts of substances that are involved in chemical reactions.
  2. 41st element of the periodic table
  3. Gain of electrons
  4. Molecular shape with bond angles of 107 degrees.
  5. A proton donor.
  6. Technique used to measure enthalpy changes practically based on changes in temperature during a reaction
  7. Type of reaction in which the enthalpy increases
  8. A piece of equipment that can be used to find isotopic masses and abundances of a sample.
  9. Molecular shape with bond angles of 109.5 degrees.
  10. Covalent bond in which both of the shared electrons are from the same species.
  11. Loss of electrons
  12. The amount of energy stored in a chemical system.
  13. Energy required to remove electrons from an atom.

27 Clues: A soluble base. • A proton donor. • Gain of electrons • Loss of electrons • The ideal gas equation. • Six hundred and two sextillion. • 41st element of the periodic table • The ability of a substance to dissolve. • A common method of volumetric analysis. • Molecular shape with bond angles of 107 degrees. • Type of reaction in which the enthalpy decreases • ...

photosynthesis 2023-11-16

photosynthesis crossword puzzle
Across
  1. the powerhouses of cells
  2. an item of choise
  3. air and what we breathe
  4. the main type of sugar in the blood and is the major source of energy for the body's cells
  5. the first stage of photosynthesis
  6. nature's way of reusing carbon atoms
  7. to change from one thing to another
Down
  1. critical structures inside of plant cells
  2. a living thing that breaks down dead plants, animals or waste
  3. is a process in which one or more substances are converted to e different substances
  4. a colorless,odorless gas found in our atmosphere
  5. creating goods by themselves
  6. the process by which organisms use oxygen to break down food molecules
  7. the process that plants use to make food
  8. that chemical substances that start a chemical reaction

15 Clues: an item of choise • air and what we breathe • the powerhouses of cells • creating goods by themselves • the first stage of photosynthesis • to change from one thing to another • nature's way of reusing carbon atoms • the process that plants use to make food • critical structures inside of plant cells • a colorless,odorless gas found in our atmosphere • ...

blood unit julie soto 2026-03-26

blood unit julie soto crossword puzzle
Across
  1. Common presumptive test that turns pink in the presence of blood
  2. Clumping reaction used to determine blood type
  3. Substance on red blood cells that triggers an immune response
  4. Angle at which a blood drop strikes a surface
  5. Chemical reaction that causes color change in presumptive tests
Down
  1. Blood droplets dispersed from an impact
  2. Indicates the path blood droplets traveled
  3. Type of spurting pattern from a breached artery
  4. Oxygen-carrying protein that reacts in blood tests
  5. The main blood group system using A, B, AB, and O
  6. Chemical indicator used in the Kastle-Meyer test
  7. Positive or negative blood classification marker
  8. Protein in plasma that reacts against foreign antigens
  9. Blood flung from a swinging object
  10. Chemical that glows blue when reacting with trace blood

15 Clues: Blood flung from a swinging object • Blood droplets dispersed from an impact • Indicates the path blood droplets traveled • Angle at which a blood drop strikes a surface • Clumping reaction used to determine blood type • Type of spurting pattern from a breached artery • Chemical indicator used in the Kastle-Meyer test • Positive or negative blood classification marker • ...

endo-exothermic reactions JOSE LEE 2021-06-04

endo-exothermic reactions JOSE LEE crossword puzzle
Across
  1. nature that is around you
  2. the process of the plants converting coal to 02
  3. the reaction of absortion of heat
  4. a process that changes elements to molecules
Down
  1. the concentration of energy that makes the object go to a higher element
  2. the reaction of release energy
  3. an organized work of many things
  4. everything that you see around you
  5. power derived from mixtures and chemical stuff
  6. substances of chemistry

10 Clues: substances of chemistry • nature that is around you • the reaction of release energy • an organized work of many things • the reaction of absortion of heat • everything that you see around you • a process that changes elements to molecules • power derived from mixtures and chemical stuff • the process of the plants converting coal to 02 • ...

Chemical Equations 2024-01-31

Chemical Equations crossword puzzle
Across
  1. matter cannot be created or destroyed
  2. shows mass was created/destroyed during a reaction
  3. products are ___ the arrow
  4. shows mass wasn't created/destroyed during a reaction
  5. small number that tells how many atoms an element has
Down
  1. reactants are ___ the arrow
  2. substance(s) after a chemical reaction
  3. substance(s) before a chemical equation
  4. anything that has mass and takes up space
  5. large number that multiplies to the elements in compound

10 Clues: products are ___ the arrow • reactants are ___ the arrow • matter cannot be created or destroyed • substance(s) after a chemical reaction • substance(s) before a chemical equation • anything that has mass and takes up space • shows mass was created/destroyed during a reaction • shows mass wasn't created/destroyed during a reaction • ...

4 2025-11-07

4 crossword puzzle
Across
  1. A substance that starts a chemical reaction
  2. A test carried out to discover something
  3. Using senses to gather information
  4. A substance formed in a chemical reaction
  5. Having equal atoms on both sides of an equation
Down
  1. A possible explanation for an observation
  2. Gas changing directly to solid
  3. A symbolic representation of a reaction
  4. Solid changing directly to gas
  5. A number that shows how many molecules are involved

10 Clues: Gas changing directly to solid • Solid changing directly to gas • Using senses to gather information • A symbolic representation of a reaction • A test carried out to discover something • A possible explanation for an observation • A substance formed in a chemical reaction • A substance that starts a chemical reaction • Having equal atoms on both sides of an equation • ...

Unit 3 : Energy Flow 2023-05-19

Unit 3 : Energy Flow crossword puzzle
Across
  1. reactions A reaction of two things?
  2. They eat vegetation only
  3. Only eat meat
  4. When the enzyme's active site gets deformed and loses specific shape
  5. the substances produced at the end of the reaction
  6. 6 Carbon Dioxide + 6 Water = Glucose + Oxygen
Down
  1. A protein that speeds up a chemical reaction by lowering the activation energy
  2. Eat dead materials
  3. the atoms and molecules that interact with each other
  4. Eat meat and vegetation

10 Clues: Only eat meat • Eat dead materials • Eat meat and vegetation • They eat vegetation only • reactions A reaction of two things? • 6 Carbon Dioxide + 6 Water = Glucose + Oxygen • the substances produced at the end of the reaction • the atoms and molecules that interact with each other • When the enzyme's active site gets deformed and loses specific shape • ...

CHEMICAL CROSSWORD 2023-11-08

CHEMICAL CROSSWORD crossword puzzle
Across
  1. Combining simpler substances to form a more complex one.
  2. of Conservation of Matter: States matter cannot be created or destroyed in a reaction.
  3. Substances formed as a result of a chemical reaction.
  4. A set of rules for naming chemicals.
  5. Ion: A group of atoms with an electrical charge acting as a single unit.
Down
  1. Charge: The electric charge on an atom, can be positive or negative.
  2. Formula: A short code representing the elements and their quantities in a compound.
  3. A small number indicating the quantity of each atom in a compound.
  4. The substances at the start of a chemical reaction.
  5. Equation: Ensuring the same number of atoms on both sides of a chemical equation.

10 Clues: A set of rules for naming chemicals. • The substances at the start of a chemical reaction. • Substances formed as a result of a chemical reaction. • Combining simpler substances to form a more complex one. • A small number indicating the quantity of each atom in a compound. • Charge: The electric charge on an atom, can be positive or negative. • ...

Enzyme Crossword Puzzle 2017-01-16

Enzyme Crossword Puzzle crossword puzzle
Across
  1. The minimum exertion of power needed for a chemical reaction to take place
  2. The chemical process where organisms use food and water to grow, heal and to make energy
  3. Nutrients your body needs from food in small amounts for growth and maintaining a good health; also acts as coenzymes in the regulation of metabolic processes
  4. An organ located at the base of the neck that releases hormones to control metabolism as well as growth and development
  5. A molecule that binds to the active site and prevents the enzyme from binding to to the substrate. A reaction cannot occur because the active site is blocked
  6. A concept where the enzyme and the substrate fit together perfectly; the correct size and shape of the substrate would fit into the active site of the enzyme
  7. The main hormone produced by the thyroid gland that increases metabolic rate; also regulates growth and development
Down
  1. Altering the shape of a protein through extreme heat, pH changes or heavy metals that causes a protein to lose its function
  2. A molecule that binds to an enzyme that is not the active site and changes the active site so the enzyme cannot bind with the substrate
  3. Proteins that act as a catalyst in living organism to speed up the rate of chemical reactions without being used up
  4. Small molecules that enhances the action of a protein that acts as catalyst to speed up chemical reactions
  5. A substance acted upon by an enzyme
  6. The area of an enzyme where the substrates bind with the enzyme and undergoes a chemical reaction
  7. Protein portion of the organic molecule that speeds up reaction
  8. A concept where enzymes slightly alter the shape of their active site to fit the substrates better

15 Clues: A substance acted upon by an enzyme • Protein portion of the organic molecule that speeds up reaction • The minimum exertion of power needed for a chemical reaction to take place • The chemical process where organisms use food and water to grow, heal and to make energy • ...

CHEMISTRY CROSSWORD 2024-08-24

CHEMISTRY CROSSWORD crossword puzzle
Across
  1. The number of protons and neutrons in the nucleus of an atom
  2. Short form of an Element
  3. The number of protons in the nucleus of an atom
  4. The smallest particle of an element
  5. The outermost shell of an atom
  6. Solid State formed from the gaseous state on cooling
Down
  1. The new substances formed as a result of a chemical reaction
  2. The term used for a particular kind of matter
  3. The positively charged ions
  4. Combining capacity of an elemeny
  5. Anything which occupies space and has mass
  6. The substances which take part in a chemical reaction
  7. The negatively charged ions
  8. The gaseous form of a solid
  9. A pure substance which cannot be broken into two or more substances by any known physical and chemical mean

15 Clues: Short form of an Element • The positively charged ions • The negatively charged ions • The gaseous form of a solid • The outermost shell of an atom • Combining capacity of an elemeny • The smallest particle of an element • Anything which occupies space and has mass • The term used for a particular kind of matter • The number of protons in the nucleus of an atom • ...

CHEMISTRY CROSSWORD 2024-08-24

CHEMISTRY CROSSWORD crossword puzzle
Across
  1. The smallest particle of an element
  2. The negatively charged ions
  3. The new substances formed as a result of a chemical reaction
  4. Short form of an Element
  5. Anything which occupies space and has mass
  6. The gaseous form of a solid
  7. The outermost shell of an atom
  8. The number of protons in the nucleus of an atom
Down
  1. The term used for a particular kind of matter
  2. Combining capacity of an elemeny
  3. The positively charged ions
  4. The number of protons and neutrons in the nucleus of an atom
  5. A pure substance which cannot be broken into two or more substances by any known physical and chemical mean
  6. The substances which take part in a chemical reaction
  7. Solid State formed from the gaseous state on cooling

15 Clues: Short form of an Element • The negatively charged ions • The positively charged ions • The gaseous form of a solid • The outermost shell of an atom • Combining capacity of an elemeny • The smallest particle of an element • Anything which occupies space and has mass • The term used for a particular kind of matter • The number of protons in the nucleus of an atom • ...

unit 7 vocab 2021-01-25

unit 7 vocab crossword puzzle
Across
  1. The reactant that determines how much product will be formed in a reaction
  2. The reactant that is not fully used up in a chemical reaction
Down
  1. The maximum possible amount of product that can be formed from a given amount of reactants
  2. Small number that represent the amount of atoms in a compound
  3. A conversion factor that relates two substances in a chemical equation
  4. A branch of chemistry that deals with calculating quantities of substances (reactants and products) in a chemical reaction
  5. A number written in front of a chemical formula
  6. The amount of product that actually forms in a chemical reaction

8 Clues: A number written in front of a chemical formula • Small number that represent the amount of atoms in a compound • The reactant that is not fully used up in a chemical reaction • The amount of product that actually forms in a chemical reaction • A conversion factor that relates two substances in a chemical equation • ...

The Mole 2024-07-31

The Mole crossword puzzle
Across
  1. The amount of product actually produced when a chemical reaction is carried out in an experiment
  2. A reactant that remains after a chemical reaction stops
  3. The ratio of actual yield to theoretical yield expressed as a percent
  4. The study of quantitative relationships between the amounts of reactants used and products formed by a chemical reaction
  5. A formula that shows the smallest whole-number ratio of the elements of a compound
  6. The number of representative particles in a mole
Down
  1. The maximum amount of product that can be produced from a given amount of reactant
  2. A reactant that is totally consumed during a chemical reaction
  3. In a balanced equation, the ratio between the numbers of moles of any two substances

9 Clues: The number of representative particles in a mole • A reactant that remains after a chemical reaction stops • A reactant that is totally consumed during a chemical reaction • The ratio of actual yield to theoretical yield expressed as a percent • The maximum amount of product that can be produced from a given amount of reactant • ...

Physical and Chemical changes 2026-02-20

Physical and Chemical changes crossword puzzle
Across
  1. connect atoms
  2. after math of a fire
  3. hydrogen peroxide in a sink
  4. kaboom
  5. two liquids make a solid
Down
  1. the study of chemicals
  2. fast chemical reaction
  3. example of a chemical reaction
  4. state of matter

9 Clues: kaboom • connect atoms • state of matter • after math of a fire • the study of chemicals • fast chemical reaction • two liquids make a solid • hydrogen peroxide in a sink • example of a chemical reaction

Rates of reaction 2024-01-31

Rates of reaction crossword puzzle
Across
  1. the substance that is formed as a result of a chemical reaction. (6 letters)
  2. A substance that speeds up a chemical reaction without being used up itself. (7 letters)
  3. A substance that increases the rate of a chemical reaction. (6 letters)
  4. A type of reaction where heat energy is given out. (9 letters)
Down
  1. The substance that gets used up in a chemical reaction. (7 letters)
  2. A type of reaction where heat energy is taken in. (9 letters)
  3. A measure of how fast a reaction happens. (5 letters)

7 Clues: A measure of how fast a reaction happens. (5 letters) • A type of reaction where heat energy is taken in. (9 letters) • A type of reaction where heat energy is given out. (9 letters) • The substance that gets used up in a chemical reaction. (7 letters) • A substance that increases the rate of a chemical reaction. (6 letters) • ...

Unit 6B vocab 2017-04-04

Unit 6B vocab crossword puzzle
Across
  1. gases-group of chemical elements that have similar properties
  2. electrons-electron the one outer shell of an atom
  3. change-something you can physically change
  4. A substance that undergoes a change during a reaction
Down
  1. aftermath of chemical reaction
  2. equation-symbolic representation of a chemical reaction
  3. of conservation of mass-all transfers of matter in energy stay consistent
  4. metals-a Coloum of elements that very reactive

8 Clues: aftermath of chemical reaction • change-something you can physically change • metals-a Coloum of elements that very reactive • electrons-electron the one outer shell of an atom • A substance that undergoes a change during a reaction • equation-symbolic representation of a chemical reaction • gases-group of chemical elements that have similar properties • ...

Cellular Respiration and Photosynthesis 2016-01-28

Cellular Respiration and Photosynthesis crossword puzzle
Across
  1. large group of biomolecules which contains glucose
  2. energy held in the bonds of large, carbon based molecules
  3. Reactions which require oxygen
  4. A product of cellular respiration
  5. energy molecule used in all cellular processes
  6. Process by which autotrophs, such as algae and plants, trap energy from sunlight with chlorophyll and us this energy to convert carbon dioxide and water into simple sugars
  7. the product released at the end of the light reaction in photosynthesis
  8. The first step of cellular respiration which is anaerobic
Down
  1. organelle in plants where photosynthesis occurs
  2. atom which allows for 4 chemical bonds
  3. The breakdown of sugar (glucose) to produce ATP
  4. high energy molecule produced during the light independent reaction of photosynthesis
  5. Reaction taking place in the thylakoid membranes of a chloroplast
  6. the pigment used to capture energy from the sun
  7. the organelle which requires oxygen to generate ATP
  8. Reactions which do not require energy

16 Clues: Reactions which require oxygen • A product of cellular respiration • Reactions which do not require energy • atom which allows for 4 chemical bonds • energy molecule used in all cellular processes • organelle in plants where photosynthesis occurs • The breakdown of sugar (glucose) to produce ATP • the pigment used to capture energy from the sun • ...

year 8 revision 2023-11-16

year 8 revision crossword puzzle
Across
  1. Group of elements that get more reactive as you go down the periodic table.
  2. Grouping elements in threes(triads) based on properties.
  3. Element in group 2 period 3.
  4. When a chemical reaction has the same number of each atom on each side.
  5. Scientist who ordered elements based on atomic mass.
  6. A type of reaction that is easily reversed.
  7. Group of elements that get less reactive as you go down the periodic table.
  8. 2 or more elements or compounds not chemically bonded.
  9. Scientist who ordered elements based on properties into groups of 8.
Down
  1. A material made of multiple different materials to get the best properties.
  2. Made by firing clay.
  3. All one type of atom.
  4. Element with atomic number 6.
  5. Two or more elements chemically bonded
  6. A type of reaction where the mass changes, it is hard to reverse.
  7. Group of elements that have almost no reactivity.

16 Clues: Made by firing clay. • All one type of atom. • Element in group 2 period 3. • Element with atomic number 6. • Two or more elements chemically bonded • A type of reaction that is easily reversed. • Group of elements that have almost no reactivity. • Scientist who ordered elements based on atomic mass. • 2 or more elements or compounds not chemically bonded. • ...

Chemical properties of metals 2023-09-21

Chemical properties of metals crossword puzzle
Across
  1. How do you test for the presence of hydrogen?
  2. salt produced when lithium reacts with hydrochloric acid
  3. What is the name of the acid used to make calcium chloride?
  4. We can tell a chemical reaction has taken place is h_____ is given off
  5. Symbol for Sodium
  6. Other than hydrogen, what is made when you react magnesium and hydrochloric acid
Down
  1. Other than hydrogen, what is produced when Lithium and water react?
  2. What is the name given to the materials that react together to make the products
  3. What is always made when metals react with water or acids?
  4. Symbol for lithium
  5. What is the name given to the things that are made as a result of a chemical reaction
  6. Symbol for lithium chloride
  7. Symbol for sodium hydroxide
  8. What do metals react with to form metal hydroxides?
  9. Symbol for Iron
  10. If the reactants __________/bubble then we know a reaction has taken place

16 Clues: Symbol for Iron • Symbol for Sodium • Symbol for lithium • Symbol for lithium chloride • Symbol for sodium hydroxide • How do you test for the presence of hydrogen? • What do metals react with to form metal hydroxides? • salt produced when lithium reacts with hydrochloric acid • What is always made when metals react with water or acids? • ...

Science Vocab By: Two Dragons, Jack and Grant 2017-09-27

Science Vocab By: Two Dragons, Jack and Grant crossword puzzle
Across
  1. RESPIRATION process by which oxygen reacts with glucose to form carbon dioxide, water and energy in the form of ATP.
  2. type of long chain sugar molecule that is found in plants.
  3. is absorbed from its surroundings.
  4. Organelle found inside a cell. It is the site of cellular respiration.
  5. plant cell organelle, where photosynthesis occurs
  6. sugar molecule
  7. enzyme which breaks down carbohydrate, and long sugar molecules into glucose
Down
  1. structure in the intestine, which enables the absorption of nutrients into the blood.
  2. REACTION type of reaction that requires energy to start the reaction. The
  3. substances that will interact with each other during a chemical reaction
  4. substances that are formed, from a chemical reaction.
  5. Process by which plants make their own sugar, by reacting carbon dioxide with water, in the presence of sunlight to produce sugar and oxygen

12 Clues: sugar molecule • is absorbed from its surroundings. • plant cell organelle, where photosynthesis occurs • substances that are formed, from a chemical reaction. • type of long chain sugar molecule that is found in plants. • Organelle found inside a cell. It is the site of cellular respiration. • substances that will interact with each other during a chemical reaction • ...

Culinary crossword puzzle 2020-10-09

Culinary crossword puzzle crossword puzzle
Across
  1. a reaction to a food
  2. causing food to spoil
  3. use to make cakes
  4. a type of nuts
  5. fish,crab and etc
  6. like bread
  7. it comes from a cow
  8. pathogens
  9. food contaminated
  10. can be transmitted by food
Down
  1. HACCP
  2. 40 and 140
  3. allergic foods
  4. a type of nuts
  5. get a reaction from

15 Clues: HACCP • pathogens • 40 and 140 • like bread • allergic foods • a type of nuts • a type of nuts • use to make cakes • fish,crab and etc • food contaminated • get a reaction from • it comes from a cow • a reaction to a food • causing food to spoil • can be transmitted by food

Photosynthesis 2021-03-02

Photosynthesis crossword puzzle
Across
  1. carries sugar in the plant
  2. includes the chlorophyll
  3. made after the chemical reaction
  4. carries water in the plant
  5. needed for a reaction
  6. makes a chemical reaction
Down
  1. allows plants to make food
  2. where photosynthesis happens

8 Clues: needed for a reaction • includes the chlorophyll • makes a chemical reaction • carries sugar in the plant • allows plants to make food • carries water in the plant • where photosynthesis happens • made after the chemical reaction

6.6 E Vocabulary 2024-10-02

6.6 E Vocabulary crossword puzzle
Across
  1. A substance formed as a result of a chemical reaction
  2. The process that leads to the chemical transformation of one set of chemical substances to another.
  3. Characteristics that can be used to describe an object or substance.
  4. The energy inside something because it’s warm or hot.
  5. A reaction that releases energy from a system in the form of heat.
  6. Change A type of change in which the form of matter is altered but one substance is not transformed into another
  7. A substance that takes part in and undergoes change during a reaction.
  8. Incapable of dissolving in a solvent
Down
  1. A reaction that absorbs energy from its surroundings in the form of heat.
  2. A substance that is deposited in solid form from a solution.
  3. A process in which one kind of substance is changed into a different kind of substance.

11 Clues: Incapable of dissolving in a solvent • A substance formed as a result of a chemical reaction • The energy inside something because it’s warm or hot. • A substance that is deposited in solid form from a solution. • A reaction that releases energy from a system in the form of heat. • Characteristics that can be used to describe an object or substance. • ...

Redox reactions 2025-09-10

Redox reactions crossword puzzle
Across
  1. Amount of electricity stored or transferred.
  2. Gain of electrons
  3. Loss of electrons
  4. Particle transferred in a redox reaction
Down
  1. Substance present before a chemical reaction
  2. Substance that causes another to be reduced
  3. Substance that causes another to be reduced
  4. Substance formed after a chemical reaction
  5. Substance that causes another to be oxidized
  6. What happens when electrons are given away

10 Clues: Gain of electrons • Loss of electrons • Particle transferred in a redox reaction • Substance formed after a chemical reaction • What happens when electrons are given away • Substance that causes another to be reduced • Substance that causes another to be reduced • Substance present before a chemical reaction • Amount of electricity stored or transferred. • ...

Cells and Energy 2021-02-22

Cells and Energy crossword puzzle
Across
  1. uses lenses to allow us to view small objects
  2. a particle smaller than an atom
  3. a reaction where fuel reacts with oxygen and releases energy.
  4. a group of atoms bonded together
  5. cell found in blood that protects the body
  6. a reaction that releases energy
  7. it photosynthesises by absorbing the sunlight
  8. a substance burns, releasing energy
  9. contains DNA
  10. a process used by all living things, an exothermic reaction that needs oxygen and produces carbon dioxide and water.
Down
  1. a reaction that transforms light energy into chemical energy
  2. a watery fluid that fills the cell
  3. a strong ridged structure that surrounds a plant cell
  4. a thin layer that surrounds a cell forming a barrier
  5. stores water and waste within a cell
  6. a reaction that absorbs energy
  7. a simple sugar made up of carbon, hydrogen and oxygen.
  8. the smallest living part of an organism

18 Clues: contains DNA • a reaction that absorbs energy • a particle smaller than an atom • a reaction that releases energy • a group of atoms bonded together • a watery fluid that fills the cell • a substance burns, releasing energy • stores water and waste within a cell • the smallest living part of an organism • cell found in blood that protects the body • ...

Photosynthesis 2021-03-02

Photosynthesis crossword puzzle
Across
  1. carries sugar in the plant
  2. made after the chemical reaction
  3. where photosynthesis happens
  4. includes the chlorophyll
  5. allows plants to make food
Down
  1. carries water in the plant
  2. makes a chemical reaction
  3. needed for a reaction

8 Clues: needed for a reaction • includes the chlorophyll • makes a chemical reaction • carries water in the plant • carries sugar in the plant • allows plants to make food • where photosynthesis happens • made after the chemical reaction

Chemistry and Energy 2015-05-22

Chemistry and Energy crossword puzzle
Across
  1. Transformation the transformation of energy from forms provided by nature to forms that can be used by humans.
  2. the basic building block of all matter that still retains the identity of the substance, smallest unit of matter
  3. Solid, liquid or gas that contains two or more substances blended evenly throughout – components cannot be seen – also called a solution
  4. Property of metal and alloys that allow heat or electricity charges to pass through the material easily.
  5. Process in which liquid water changes to water vapor.
  6. reaction the process in which one or more substances are changed into one or more new substances
  7. natural resource, such as fossil fuels, that cannot be replaced by natural processes as quickly as it is used.
  8. a pure substance that is made up of more than one type of atom
  9. A porous material through which a substance is passed in order to separate the fluid from suspended particulate matter.
  10. anything that has mass or volume
  11. A standard or example used for comparison
  12. Table An arrangement of elements in order of increasing atomic numbers that demonstrates the periodic patterns that occur among the elements.
Down
  1. the starting materials in a reaction
  2. materials present at the end of a reaction
  3. A mixture that is not mixed evenly - each component can be seen and retains its own properties
  4. The ability of an atom or molecule to undergo a chemical reaction with another atom, molecule or compound.
  5. A substance that cannot be broken down into simpler substances by ordinary chemical means.
  6. Rule An element is stable when there are 8 electrons on the outer ring
  7. To decrease seriously or to exhaust the abundance of supply.
  8. natural resources, such as water, sunlight, and crops, that are constantly being recycled or replaced by nature.

20 Clues: anything that has mass or volume • the starting materials in a reaction • A standard or example used for comparison • materials present at the end of a reaction • Process in which liquid water changes to water vapor. • To decrease seriously or to exhaust the abundance of supply. • a pure substance that is made up of more than one type of atom • ...

Biology project 2025-04-29

Biology project crossword puzzle
Across
  1. Anything that absorbs more carbon from the atmosphere than it releases. Examples include: plants, ocean and soil
  2. The substance an enzyme acts on. They may be broken apart or put together. The reactant.
  3. A substance that is present at the start of a chemical reaction and is altered during the reaction. What is put together to make something new.
  4. all autotrophs (plants), they trap energy from the sun. Beginning of the food chain
  5. the role a species plays in a community; its total way of life
  6. Substances found in all living things that ar
  7. Destruction of an enzyme by temperature or other factors.
  8. Also called: primary producer, producer, or PLANT. The beginning of a food chain
  9. the process of making something, such as a new molecule or protein.
  10. Make a reaction start faster
  11. The total variety of organisms. The more different types of organisms = healthier ecosystem
Down
  1. acid: A molecule that has all the genetic information for an organism. Includes directions for development, growth and reproduction of the organism.
  2. tissues that help keep an organism warm. Macromolecule: Another name for a biomolecule. Needed by all living things.
  3. A restricted region of an enzyme molecule which binds to the substrate.
  4. a large molecule made up of monomers that are joined together.
  5. occurs within a cell or between cells that regulates cell function.
  6. The minimum amount of energy required for a chemical reaction to occur
  7. - The genetic makeup of an organism •The two alleles inherited for
  8. the end result of a biological or chemical process, what was made or created.
  9. The process of burning something
  10. nonliving parts of the environment (i.e. temperature, soil, light, moisture, air currents

21 Clues: Make a reaction start faster • The process of burning something • Substances found in all living things that ar • Destruction of an enzyme by temperature or other factors. • a large molecule made up of monomers that are joined together. • the role a species plays in a community; its total way of life • ...

Thermochemisty 2022-05-20

Thermochemisty crossword puzzle
Across
  1. quantity of heat needed to vaporize a mole of a certain liquid; intensive property
  2. the q absorbed by 1 mole of a solid substance as it changes states from solid to liquid at a constant temperature
  3. piece of equipment used to measure the heat of reactions; able to obtain change in temperature from a reaction; a container that is insulated with thick walls, therefore able to keep heat
  4. Type of reaction where q flows out of the system and into the surroundings; Negative "q".
  5. the vessel for the system in a reaction such as a beaker
  6. Balanced stoich equation with the energy change
  7. quantity of q necessary to increase the temperature of 1 gram of water by 1 degree Celsius; 1kcal = 1 Cal
  8. the amount equal to the entire q; H=E+PV
  9. The amount of q needed to increase the temperature of an object by 1 degree Celsius based on the mass of the object
Down
  1. the study of energy transformation that happens during a change in state or chemical reaction
  2. the science that measures the amount of heat transferred during a reaction, uses calorimeter to measure change in temperature
  3. the portion of heat needed to grow the temperature of 1 g by 1 degree Celsius; thermal inertia
  4. metric system unit for energy
  5. Also known as enthalpy dissolution
  6. The reaction where heat is absorbed into the system; positive "q"
  7. Ability to supply q or do work
  8. focal point, the substance that undergoes a physical or chemical change, the reaction
  9. energy that is moved from a hot object to a colder one from a difference in temperature; All of the P.E. and K.E. that can be used to increase temperature or do work in a system.

18 Clues: metric system unit for energy • Ability to supply q or do work • Also known as enthalpy dissolution • the amount equal to the entire q; H=E+PV • Balanced stoich equation with the energy change • the vessel for the system in a reaction such as a beaker • The reaction where heat is absorbed into the system; positive "q" • ...

Science 2020-06-22

Science crossword puzzle
Across
  1. any type of compound that stores energy
  2. are formed from chemical reactions.
  3. has a PH greater than 7.
  4. a reaction accompanied by the release of heat.
Down
  1. The science word for burning
  2. a substance with particular chemical properties.
  3. substances initially present in a chemical reaction
  4. a reaction or process accompanied by the release of heat

8 Clues: has a PH greater than 7. • The science word for burning • are formed from chemical reactions. • any type of compound that stores energy • a reaction accompanied by the release of heat. • a substance with particular chemical properties. • substances initially present in a chemical reaction • a reaction or process accompanied by the release of heat

Chemical Reactions 2013-01-24

Chemical Reactions crossword puzzle
Across
  1. Chemical compounds form simpler compounds
  2. A chemical reaction with a loss of oxygen
  3. When an alkali reacts with a acid
Down
  1. A chemical reaction with oxygen
  2. How fast a reaction happens
  3. Where one atom or molecule is replaced by another
  4. Explination of how you completed the experement
  5. Carbonate when heated turns in to Copper Oxide

8 Clues: How fast a reaction happens • A chemical reaction with oxygen • When an alkali reacts with a acid • Chemical compounds form simpler compounds • A chemical reaction with a loss of oxygen • Explination of how you completed the experement • Carbonate when heated turns in to Copper Oxide • Where one atom or molecule is replaced by another

Science crossword project 2022-10-26

Science crossword project crossword puzzle
Across
  1. electrons are found in the electron cloud/shell or...
  2. up and down
  3. Protons determine the...
  4. the charge the electron has
  5. compound or element that is the result of a chemical reaction;term(s)to the right of the arrow
  6. left and right
  7. compound or element that changes during a chemical reaction;term(s)to the left of the arrow
Down
  1. the number placed just before the chemical formula;number of molecules
  2. Equation equation that has the same number of atoms of each element on both sides of the yield sign
  3. positively charged
  4. Negatively Charged
  5. The charge of a neutron
  6. The source that holds a nuclear energy
  7. molecule that is made up of more than one type of element
  8. Compound compounds that include carbon(CHONPS)

15 Clues: up and down • left and right • positively charged • Negatively Charged • The charge of a neutron • Protons determine the... • the charge the electron has • The source that holds a nuclear energy • Compound compounds that include carbon(CHONPS) • electrons are found in the electron cloud/shell or... • molecule that is made up of more than one type of element • ...

Cell energy 2026-03-05

Cell energy crossword puzzle
Across
  1. the part of the cell which does photosynthesis
  2. a chemical that directly powers cells
  3. liquid which is a reactant to photosynthesis
  4. a chemical used to store evergy in a cell
  5. the energy source that powers all life
  6. FREE ONE: energy
  7. a product of cellular resperation that is found in the atmosphere (combine into one word)
  8. Chemical reaction where energy stored as glucose is converted to ATP (combine into one word)
Down
  1. Chemical reaction where the energy from sunlight is stored as glucose
  2. the part of the cell which does cellular resperation
  3. a reactant in cellular resperation foud in the atmosphere

11 Clues: FREE ONE: energy • a chemical that directly powers cells • the energy source that powers all life • a chemical used to store evergy in a cell • liquid which is a reactant to photosynthesis • the part of the cell which does photosynthesis • the part of the cell which does cellular resperation • a reactant in cellular resperation foud in the atmosphere • ...

Scope 2 Physical and Chemical Changes 2023-10-17

Scope 2 Physical and Chemical Changes crossword puzzle
Across
  1. A property that requires a chemical interaction to observe (2 words)
  2. An example of this is a solid becoming liquid, then becoming gas (2 words)
  3. Occurs when one or more substances change to produce one or more different substances (2 words)
  4. A _____ is a solid that can be formed when a chemical reaction occurs.
Down
  1. Scientists use a _______ to write out chemical reactions (2 words)
  2. The _________ are the molecules that get made in a chemical reaction as a final result.
  3. A property that is observed without making changes to the substance (2 words)
  4. The way you can describe something based on its appearance.
  5. Anything that takes up space (volume) and has mass is considered _____.
  6. The _______ are the starting materials (kind of like ingredients) for a chemical reaction.

10 Clues: The way you can describe something based on its appearance. • Scientists use a _______ to write out chemical reactions (2 words) • A property that requires a chemical interaction to observe (2 words) • A _____ is a solid that can be formed when a chemical reaction occurs. • Anything that takes up space (volume) and has mass is considered _____. • ...

Types of reactions 2024-05-05

Types of reactions crossword puzzle
Across
  1. type of decomposition reaction in which the energy is provided in the form of electrical energy
  2. type of reaction that breaks down one compound into simpler substances
  3. reaction that involves the gain of electrons by a substance
  4. type of reaction that occurs when two aqueous solutions react to form a solid product
  5. reaction in which a chemical compound is broken down by photons
  6. reaction that involves the gain of electrons by a substance
  7. reaction that involves the loss of electrons by a substance
Down
  1. reaction where heat is absorbed
  2. type of reaction that occurs when two or more substances combine to form a single product
  3. reaction where heat is released
  4. reaction that happens when a compound breaks down when heated
  5. type of reaction that occurs when an acid reacts with a base to form water and salt
  6. type of reaction that involves both oxidation and reduction
  7. gradual deterioration of metals caused by the action of air and moisture
  8. when the fats and oils within food get oxidized and the taste and smell of the food changes.

15 Clues: reaction where heat is absorbed • reaction where heat is released • reaction that involves the gain of electrons by a substance • type of reaction that involves both oxidation and reduction • reaction that involves the gain of electrons by a substance • reaction that involves the loss of electrons by a substance • ...

Chem Crowsword Thingy - Alexis T 2022-03-08

Chem Crowsword Thingy - Alexis T crossword puzzle
Across
  1. a substance that enters into and is altered in the course of a chemical reaction
  2. study of ratios within chemical reactions
  3. the maximum amount of product that can be produced based on the limiting reactant
  4. a reactant present in an amount in excess of that required to combine with all of the limiting reactant
  5. the number of units in one mole of any substance
Down
  1. a substance that is formed as the result of a chemical reaction
  2. allows you to convert from one substance to another
  3. mass of one mole of a substance
  4. the substance that will be used up first in a chemical reaction
  5. the percent ratio of actual yield to the theoretical yield

10 Clues: mass of one mole of a substance • study of ratios within chemical reactions • the number of units in one mole of any substance • allows you to convert from one substance to another • the percent ratio of actual yield to the theoretical yield • a substance that is formed as the result of a chemical reaction • ...

Matter Changes CrossWord Puzzle 2023-10-03

Matter Changes CrossWord Puzzle crossword puzzle
Across
  1. to separate a solid from a solution.
  2. electrically charged atom or group of atoms, formed by the atom having gained or lost an electron.
  3. splitting a molecule or compound into separate atoms, ions, or molecules
  4. to become altered from a solid to a liquid state usually by heat
  5. material that makes up a substance.
  6. process that involves a change in atoms, ions, or molecules of the substances (reagents) involved.
  7. substance participating in a chemical reaction, often one present at the start of the reaction.
  8. mixture of two or more metals.
Down
  1. attraction between atoms, ions or molecules that enables the formation of chemical compounds.
  2. to break up or disintegrate.
  3. the breaking or forming of bonds between molecules or atoms, making at least one new substance.
  4. smallest physical unit of a substance, consisting of two or more atoms linked together.
  5. substance formed as a result of a chemical reaction

13 Clues: to break up or disintegrate. • mixture of two or more metals. • material that makes up a substance. • to separate a solid from a solution. • substance formed as a result of a chemical reaction • to become altered from a solid to a liquid state usually by heat • splitting a molecule or compound into separate atoms, ions, or molecules • ...

Justin James 2022-03-08

Justin James crossword puzzle
Across
  1. the amount of substance of a system which contains as many elementary entities as there are atoms
  2. maxinum amount of product that can be produced based on the limiting reactant
  3. , smallest unit into which matter can be divided without the release of electrically charged particles.
  4. the number of 1 mole in any unit
  5. produced
  6. the study of ratios within a chemical reaction
Down
  1. Ratio
  2. mass of 1 mole of a substance
  3. conversion factor between compounds in a chemical reaction, that is derived from the coefficients of the compounds in a balanced equation.
  4. reactant that runs out first in a chemical reaction
  5. is the amount of product that
  6. a measure of the amount of matter that an object contains.

12 Clues: Ratio • produced • mass of 1 mole of a substance • is the amount of product that • the number of 1 mole in any unit • the study of ratios within a chemical reaction • reactant that runs out first in a chemical reaction • a measure of the amount of matter that an object contains. • maxinum amount of product that can be produced based on the limiting reactant • ...

Team 8 2025-02-16

Team 8 crossword puzzle
Across
  1. Positively charged ion (6)
  2. The process of separating a mixture by heating and cooling (12)
  3. Instrument used to measure pH (7)
  4. The most abundant metal in Earth's crust (8)
  5. The pH value of pure water (5)
  6. The chemical formula for table salt (4)
  7. Another term for a homogeneous mixture (8)
  8. The lightest noble gas (6)
Down
  1. A reaction that absorbs heat from the surroundings (11)
  2. Type of chemical bond formed by the transfer of electrons (5)
  3. The metal with the highest melting point, symbol W (8)
  4. Law stating that matter cannot be created or destroyed in a chemical reaction (9)
  5. The scientist who created the first periodic table (9)
  6. Gas responsible for the greenhouse effect and found in soft drinks (6)
  7. An element commonly used in batteries(7)

15 Clues: Positively charged ion (6) • The lightest noble gas (6) • The pH value of pure water (5) • Instrument used to measure pH (7) • The chemical formula for table salt (4) • An element commonly used in batteries(7) • Another term for a homogeneous mixture (8) • The most abundant metal in Earth's crust (8) • The metal with the highest melting point, symbol W (8) • ...

Conservation of Mass 2025-03-21

Conservation of Mass crossword puzzle
Across
  1. All matter has _______
  2. a group of atoms that are bonded together
  3. ___________ change is just a change in shape or form of matter
  4. a state of matter where molecules are moving quickly and spread apart
  5. a state of matter where molecules touch but slide past each other
  6. ______ of Mass says that mass is never made or lost
  7. a basic building block of all matter
Down
  1. The amount of matter in an object
  2. when liquid water changes into water vapor
  3. _________ change is when particles rearrange to form a new substance
  4. What does sugar do when mixed in water
  5. the thing that change in a chemical reaction
  6. the thing that is formed in a chemical reaction
  7. a unit of mass
  8. a state of matter where molecules are tightly packed together

15 Clues: a unit of mass • All matter has _______ • The amount of matter in an object • a basic building block of all matter • What does sugar do when mixed in water • a group of atoms that are bonded together • when liquid water changes into water vapor • the thing that change in a chemical reaction • the thing that is formed in a chemical reaction • ...

Science crossword project 2022-10-26

Science crossword project crossword puzzle
Across
  1. electrons are found in the electron cloud/shell or...
  2. The source that holds a nuclear energy
  3. The charge of a neutron
  4. compound or element that is the result of a chemical reaction;term(s)to the right of the arrow
  5. the number placed just before the chemical formula;number of molecules
  6. Protons determine the...
  7. the charge the electron has
Down
  1. positively charged
  2. molecule that is made up of more than one type of element
  3. up and down
  4. Equation equation that has the same number of atoms of each element on both sides of the yield sign
  5. left and right
  6. compound or element that changes during a chemical reaction;term(s)to the left of the arrow
  7. Compound compounds that include carbon(CHONPS)
  8. Negatively Charged

15 Clues: up and down • left and right • positively charged • Negatively Charged • The charge of a neutron • Protons determine the... • the charge the electron has • The source that holds a nuclear energy • Compound compounds that include carbon(CHONPS) • electrons are found in the electron cloud/shell or... • molecule that is made up of more than one type of element • ...

Science crossword project 2022-10-26

Science crossword project crossword puzzle
Across
  1. electrons are found in the electron cloud/shell or...
  2. The source that holds a nuclear energy
  3. The charge of a neutron
  4. compound or element that is the result of a chemical reaction;term(s)to the right of the arrow
  5. the number placed just before the chemical formula;number of molecules
  6. Protons determine the...
  7. the charge the electron has
Down
  1. positively charged
  2. molecule that is made up of more than one type of element
  3. up and down
  4. Equation equation that has the same number of atoms of each element on both sides of the yield sign
  5. left and right
  6. compound or element that changes during a chemical reaction;term(s)to the left of the arrow
  7. Compound compounds that include carbon(CHONPS)
  8. Negatively Charged

15 Clues: up and down • left and right • positively charged • Negatively Charged • The charge of a neutron • Protons determine the... • the charge the electron has • The source that holds a nuclear energy • Compound compounds that include carbon(CHONPS) • electrons are found in the electron cloud/shell or... • molecule that is made up of more than one type of element • ...

Science crossword project 2022-10-26

Science crossword project crossword puzzle
Across
  1. electrons are found in the electron cloud/shell or...
  2. The source that holds a nuclear energy
  3. The charge of a neutron
  4. compound or element that is the result of a chemical reaction;term(s)to the right of the arrow
  5. the number placed just before the chemical formula;number of molecules
  6. Protons determine the...
  7. the charge the electron has
Down
  1. positively charged
  2. molecule that is made up of more than one type of element
  3. up and down
  4. Equation equation that has the same number of atoms of each element on both sides of the yield sign
  5. left and right
  6. compound or element that changes during a chemical reaction;term(s)to the left of the arrow
  7. Compound compounds that include carbon(CHONPS)
  8. Negatively Charged

15 Clues: up and down • left and right • positively charged • Negatively Charged • The charge of a neutron • Protons determine the... • the charge the electron has • The source that holds a nuclear energy • Compound compounds that include carbon(CHONPS) • electrons are found in the electron cloud/shell or... • molecule that is made up of more than one type of element • ...

Organic Chemistry Crossword 2016-11-29

Organic Chemistry Crossword crossword puzzle
Across
  1. A molecule or functional group derived by condensation of an alcohol and an acid with simultaneous loss of water
  2. A molecule or portion of a molecule whose atoms form a ring
  3. The major product of a dehydrohalogenation elimination reaction is the more highly substituted alkene
  4. A chemical that can donate a proton or accept an electron pair in reactions
  5. An atom or group other than hydrogen on a molecule
  6. A device used to measure the amount and direction that a substance rotates plane polarized light
  7. An atom which has lost or gained electrons and become charged
  8. A substance that can make a chemical reaction faster but which is not actually needed to produce the reaction nor is used in the reaction
  9. A functional group characterized by a carbon-carbon double bond
  10. A functional group characterized by the N-C=O moiety
Down
  1. A chemical that can accept a proton or donate an electron pair in reactions
  2. When substances cannot dissolve into one another
  3. A substance (usually a liquid) added to dissolve other substance
  4. The smallest piece of an atom that can exist in a free state
  5. Describes when a molecule consists of two or more smaller ones
  6. A functional group characterized by the C-O-H moiety
  7. The simplest secondary alcohol, (CH3)2CHOH
  8. Asymmetric in such a way that the structure and its mirror image are not superimposable
  9. A functional group characterized by an oxygen atom single-bonded to two carbon atoms
  10. A functional group characterized by a carbonyl group flanked by a hydrogen atom on one side and a carbon on the other

20 Clues: The simplest secondary alcohol, (CH3)2CHOH • When substances cannot dissolve into one another • An atom or group other than hydrogen on a molecule • A functional group characterized by the C-O-H moiety • A functional group characterized by the N-C=O moiety • A molecule or portion of a molecule whose atoms form a ring • ...

Unit 3 VCE Chemistry - Fuels 2023-09-07

Unit 3 VCE Chemistry - Fuels crossword puzzle
Across
  1. The site of reduction
  2. The site of oxidation
  3. Number of recharge-discharge cycles a battery can undergo
  4. The process where a species gains an electron
  5. A property that affects the ability of a fuel to flow through fuel lines
  6. Type of gas that can be obtained from coal seams.
  7. A biofuel composed of mainly methane
  8. The process where a species loses an electron
  9. A product of anaerobic fermentation of glucose using yeast enzymes
  10. A cell capable of undergoing discharge and recharge reactions
  11. A fuel derived from recent organic matter
  12. A category of gas that contributes to global warming
  13. A chemical equation that also shows the change in enthalpy
  14. Able to produce electrical energy when supplied with a continuous supply of reactants
Down
  1. Type of non-spontaneous redox reaction
  2. A cell using indirect spontaneous redox reactions to convert chemical energy to electrical energy
  3. A fuel derived from triglycerides or fatty acids
  4. Electrochemical cell converting electrical energy to chemical energy
  5. Exothermic reaction with oxygen
  6. Electrodes embedded with catalysts to increase the rate of reaction
  7. Used to complete the circuit in galvanic cells
  8. Total amount of energy within a single charge of a battery
  9. The total energy of a system
  10. The substance that allows flow of ions in an electrochemical cell
  11. A fuel derived from ancient organic matter
  12. Fossil fuel composed of a mixture of long hydrocarbons
  13. Unit of electrical charge
  14. It is assumed all gases behave this way
  15. A cell only capable of discharge reactions
  16. A reaction where the enthalpy of reactants is less than the products
  17. Type of fuel composed of primarily carbon

31 Clues: The site of reduction • The site of oxidation • Unit of electrical charge • The total energy of a system • Exothermic reaction with oxygen • A biofuel composed of mainly methane • Type of non-spontaneous redox reaction • It is assumed all gases behave this way • A fuel derived from recent organic matter • Type of fuel composed of primarily carbon • ...

Year 8 Chemical Reactions Crossword Puzzle 3 2025-07-01

Year 8 Chemical Reactions Crossword Puzzle 3 crossword puzzle
Across
  1. In a chemical reaction, we begin with substances called ………………………..
  2. A chemical reaction is a process in which one or more substances undergo a chemical change. The ………………. of these substances rearrange to form new substances with different chemical properties.
  3. Word equation is a representation of a chemical reaction using the …………….. of the substances involved.
  4. The atoms are rearranged, new bonds are formed, and new substances, called ………………………., are created.
Down
  1. When these reactants undergo a chemical change, the chemical …………… within them are broken.
  2. …………………… of chemical change include gas production, temperature change, solid (precipitate) formation and colour change. These are observable signs that a chemical reaction is taking place.
  3. Chemical equation is a representation of a chemical reaction using symbols and ………………………… of the substances involved.

7 Clues: In a chemical reaction, we begin with substances called ……………………….. • When these reactants undergo a chemical change, the chemical …………… within them are broken. • The atoms are rearranged, new bonds are formed, and new substances, called ………………………., are created. • ...

Vocab week 3 2024-09-12

Vocab week 3 crossword puzzle
Across
  1. A substance formed during a chemical reaction, usually indicated on the right-hand side of a chemical equation.
  2. A substance that can produce hydrogen ions (H*) in solution
  3. A naturally occurring catalyst, usually a protein
  4. The process by which particles in solution are evenly distributed throughout the solvent by Brownian motion
  5. A substance that is present before a chemical reaction and takes part in it. It is usually shown on the left-hand side of a chemical equation
Down
  1. A substance that binds to an enzyme and reduces its activity, thus slowing a chemical reaction
  2. A substance that changes the rate of a chemical reaction but is not itself used up or affected by the response.
  3. The process by which one substance, the solute is broken up into smaller pieces and distributed with a second substance, the solvent.
  4. A substance that can produce hydroxide ion (OH) or accept hydrogen ion (H*) in solution

9 Clues: A naturally occurring catalyst, usually a protein • A substance that can produce hydrogen ions (H*) in solution • A substance that can produce hydroxide ion (OH) or accept hydrogen ion (H*) in solution • A substance that binds to an enzyme and reduces its activity, thus slowing a chemical reaction • ...

Chemistry Study Guide 2016-02-10

Chemistry Study Guide crossword puzzle
Across
  1. row of elements (horizontal)
  2. things on the periodic table
  3. smallest particle
  4. formed from chemical reactions
  5. chemical element
  6. release
  7. gaseous element
  8. column of elements (vertical)
  9. smallest unit
  10. thin coating of metal
  11. electrons on the outside
  12. two elements combined
  13. letters of the element
  14. center of an object
Down
  1. solid material
  2. 2882
  3. negative charge
  4. Russian chemist
  5. changes during reaction
  6. absorb
  7. amount of protons
  8. mass of element
  9. lacks characteristics of metal
  10. neutral charge
  11. positive charge

25 Clues: 2882 • absorb • release • smallest unit • solid material • neutral charge • negative charge • Russian chemist • gaseous element • mass of element • positive charge • chemical element • smallest particle • amount of protons • center of an object • thin coating of metal • two elements combined • letters of the element • changes during reaction • electrons on the outside • row of elements (horizontal) • ...

Year 10 Chemistry 2013-05-26

Year 10 Chemistry crossword puzzle
Across
  1. A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
  2. The continuous physical force exerted on or against an object by something in contact with it.
  3. An apparent displacement or difference in the apparent position of an object viewed along two different lines of sight.
  4. Precipitation is the formation of a solid in a solution or inside another solid during a chemical reaction or by diffusion in a solid.
  5. The mass of an atom expressed in atomic mass units. It is approximately equivalent to the number of protons and neutrons in the atom.
  6. A substance produced during a natural, chemical, or manufacturing process.
Down
  1. A substance made by mixing other substances together.
  2. A minute portion of matter.
  3. A measure, quantity, or frequency, typically one measured against some other quantity or measure.
  4. A table of the chemical elements arranged in order of atomic number.
  5. A substance that takes part in and undergoes change during a reaction.
  6. The degree or intensity of heat present in a substance or object.
  7. The condition of being protected from or unlikely to cause danger, risk, or injury.

13 Clues: A minute portion of matter. • A substance made by mixing other substances together. • The degree or intensity of heat present in a substance or object. • A table of the chemical elements arranged in order of atomic number. • A substance that takes part in and undergoes change during a reaction. • ...

CHEMICAL CROSSWORD 2023-11-08

CHEMICAL CROSSWORD crossword puzzle
Across
  1. Combining simpler substances to form a more complex one.
  2. of Conservation of Matter: States matter cannot be created or destroyed in a reaction.
  3. Substances formed as a result of a chemical reaction.
  4. A set of rules for naming chemicals.
  5. Ion: A group of atoms with an electrical charge acting as a single unit.
Down
  1. Charge: The electric charge on an atom, can be positive or negative.
  2. Formula: A short code representing the elements and their quantities in a compound.
  3. A small number indicating the quantity of each atom in a compound.
  4. The substances at the start of a chemical reaction.
  5. Equation: Ensuring the same number of atoms on both sides of a chemical equation.

10 Clues: A set of rules for naming chemicals. • The substances at the start of a chemical reaction. • Substances formed as a result of a chemical reaction. • Combining simpler substances to form a more complex one. • A small number indicating the quantity of each atom in a compound. • Charge: The electric charge on an atom, can be positive or negative. • ...

Chemistry Vocab: The Final Chapter 2022-02-02

Chemistry Vocab: The Final Chapter crossword puzzle
Across
  1. The law that states that mass cannot be created or destroyed in ordinary chemical and physical changes
  2. A substance that takes part in and undergoes change during a reaction (starting substances in a chemical reaction).
  3. Simplest form of matter that only consists of a single particle of matter.
  4. Substances made up of only one type of atom. Some of these exist as atoms and some exist as molecules (2 or more of the same atom bonded together).
  5. A number that goes on the bottom of an atom that tells us the the number of atoms glued together (or how many atoms to the left of the number you have). You CANNOT change this number when balancing equations...it must stay the same.
  6. The amount of space an object takes up
  7. A change of matter from one form to another without a change in chemical properties/identity.
  8. A substance produced in a chemical reaction
  9. The state of matter that has a definite volume but not a definite shape
  10. A measure of the force of gravity on an object
Down
  1. A change that occurs when one or more substances change into entirely new substances with different properties.
  2. A number in front of a chemical formula in an equation that indicates how many molecules or atoms of each formula that makes up the chemical equation. This number CAN be changed when balancing equations.
  3. The amount of matter in an object
  4. A state of matter with no definite shape or volume
  5. A state of matter that has a definite shape and a definite volume
  6. Made up of two or more elements joined together by a chemical bond. They may be atoms of the same type or atoms of a different type.
  7. How much matter is in a given amount of space.

17 Clues: The amount of matter in an object • The amount of space an object takes up • A substance produced in a chemical reaction • How much matter is in a given amount of space. • A measure of the force of gravity on an object • A state of matter with no definite shape or volume • A state of matter that has a definite shape and a definite volume • ...

Photosynthesis 2022-02-24

Photosynthesis crossword puzzle
Across
  1. An organism that can make its own food
  2. These are made in a chemical reaction
  3. Organelle where photosynthesis takes place
  4. The "ingredients" in a chemical reaction
  5. The meaning of the arrow in a chemical equation
Down
  1. Process where a plant makes food using sunlight
  2. The sugar that plants make for food
  3. Green pigment that absorbs sunlight
  4. Plants give this off during photosynthesis
  5. Openings on the undersides of leaves where gases are exchanged
  6. The source of energy for photosynthesis

11 Clues: The sugar that plants make for food • Green pigment that absorbs sunlight • These are made in a chemical reaction • An organism that can make its own food • The source of energy for photosynthesis • The "ingredients" in a chemical reaction • Plants give this off during photosynthesis • Organelle where photosynthesis takes place • ...

Chemistry Crossword 2025-02-24

Chemistry Crossword crossword puzzle
Across
  1. the smallest building block of matter
  2. anything with mass and volume
  3. how much space an object takes up
  4. the law that says matter cannot be created or destroyed is the law of _________________ of matter.
  5. the starting material in a chemical reaction
Down
  1. vinegar and baking soda reacting to make CO2 is a __________________ change.
  2. mass, color, density, and shape are all _________________ properties.
  3. the ending material in a chemical reaction
  4. mass / volume
  5. used to describe matter
  6. how much stuff makes up an object

11 Clues: mass / volume • used to describe matter • anything with mass and volume • how much space an object takes up • how much stuff makes up an object • the smallest building block of matter • the ending material in a chemical reaction • the starting material in a chemical reaction • mass, color, density, and shape are all _________________ properties. • ...

Science crossword project 2022-10-26

Science crossword project crossword puzzle
Across
  1. electrons are found in the electron cloud/shell or...
  2. The source that holds a nuclear energy
  3. The charge of a neutron
  4. compound or element that is the result of a chemical reaction;term(s)to the right of the arrow
  5. the number placed just before the chemical formula;number of molecules
  6. Protons determine the...
  7. the charge the electron has
Down
  1. positively charged
  2. molecule that is made up of more than one type of element
  3. up and down
  4. Equation equation that has the same number of atoms of each element on both sides of the yield sign
  5. left and right
  6. compound or element that changes during a chemical reaction;term(s)to the left of the arrow
  7. Compound compounds that include carbon(CHONPS)
  8. Negatively Charged

15 Clues: up and down • left and right • positively charged • Negatively Charged • The charge of a neutron • Protons determine the... • the charge the electron has • The source that holds a nuclear energy • Compound compounds that include carbon(CHONPS) • electrons are found in the electron cloud/shell or... • molecule that is made up of more than one type of element • ...

science vocabulary crossword puzzle 2021-10-06

science vocabulary crossword puzzle crossword puzzle
Across
  1. small numbers next to a symbol
  2. found on the periodic table
  3. the opposite of a physical reaction
  4. a group of atoms
Down
  1. a kind of matter
  2. proof of something
  3. formula of chemicals
  4. whats made after a chemical reaction
  5. basic unit of a chemical element
  6. has the same meaning of stop

10 Clues: a kind of matter • a group of atoms • proof of something • formula of chemicals • found on the periodic table • has the same meaning of stop • small numbers next to a symbol • basic unit of a chemical element • the opposite of a physical reaction • whats made after a chemical reaction

Forms of Energy 2024-02-02

Forms of Energy crossword puzzle
Across
  1. comes from an object's position
  2. comes from movement
  3. energy from sound
  4. associated with gravity
  5. comes from a chemical reaction like eating
Down
  1. comes from heat
  2. energy that binds electrons to an atom
  3. comes from a nuclear reaction
  4. energy associated with light
  5. comes from the motion of a body

10 Clues: comes from heat • energy from sound • comes from movement • associated with gravity • energy associated with light • comes from a nuclear reaction • comes from an object's position • comes from the motion of a body • energy that binds electrons to an atom • comes from a chemical reaction like eating

Biology 2024-11-11

Biology crossword puzzle
Across
  1. Atoms of the same number that differ in number of neutrons
  2. a process that changes, transforms one set of compounds to another
  3. the use of evidence to construct explanations and predictions of natural phenomenons as well as the knowledge generated from this process
  4. science employs the scientific method to study living things
  5. formed form when one or more electrons is transferred with another atom
  6. a substance that speeds up the rate of a reaction without being consumed by the reaction
  7. compound that produces hydrogen ions in a solution
  8. Scale to indicate the concentration of H plus ions in a solution
  9. compounds with an amino group on one side and a carboxyl on the other
  10. is a constant set of conditions an organism needs to survive
  11. to change over time
  12. positive and negative charged atoms
  13. the variable that is deliberately changed
  14. a compound that releases hydrogen ions into a solution
  15. a small chemical unit that makes up a polymer
  16. The new organism has a single parent
  17. combination of chemical reactions as it carries out its life processes
  18. The reactants of enzyme catalyzed reactions
  19. the substance that is dissolved
  20. a material composed of two or more elements or compounds that are physically mixed together but not chemically combined.
  21. Energy needed to get a reaction started
  22. a signal to which an organism responds
  23. a logical interpretation based on what scientist already know
  24. The variable that is observed and changes as a response of the independent variable
  25. biological catalysts that are usually proteins
  26. basic unit of all matter
Down
  1. the substance in which the solute is dissolved
  2. monomers that consists of 5 carbon sugar, a phosphate group and a nitrogenous base
  3. weak acids that reacts with strong acids to prevent sharp sudden changes in pH
  4. macromolecules containing nitrogen, carbon, hydrogen, and oxygen
  5. polymers assembled by nucleotides
  6. the attraction between molecules of a different substance
  7. involves observing and asking questions, forming hypotheses, conducting controlled experiments, collecting and analyzing data, and drawing conclusions
  8. is a personal, rather than scientific, point of view for, or against something
  9. compound made up of carbon, oxygen and hydrogen
  10. molecules slightly attracted to oppositely charged regions nearby
  11. bond- Formed from when one or more electrons is shared between another atoms
  12. substance formed by chemical reaction of 2 or more elements in definite proportions
  13. a mixture when all the components are distributed evenly
  14. mixture of water and nondissolved material
  15. are descriptive and involves characteristics that can not usually be measured\
  16. made up of many monomers to build a macromolecule
  17. numbers obtained by counting or measuring
  18. Cells from 2 parents unite to produce the first cell of a new organism
  19. The elements or compounds produced by a chemical reaction
  20. a tentative scientific explanation that can be tested by further observation or experimentation
  21. large vary groups of macromolecules which are generally not soluble in water
  22. The elements or compounds that engage in a chemical reaction
  23. structure that contains cells genetic material in form of DNA
  24. changing factors as a result of a hypothesis rejection
  25. This genetic code, with a few minor variations, determines the inherited traits of every organism on Earth.
  26. the act of noticing and describing events or process in a carefully orderly way
  27. is a pure substance that consists of entirely of one type of atom

53 Clues: to change over time • basic unit of all matter • the substance that is dissolved • polymers assembled by nucleotides • positive and negative charged atoms • The new organism has a single parent • a signal to which an organism responds • Energy needed to get a reaction started • numbers obtained by counting or measuring • the variable that is deliberately changed • ...

Chemical Reactions Crossword Puzzle 2021-04-06

Chemical Reactions Crossword Puzzle crossword puzzle
Across
  1. the temperature that a substance goes from a solid to a liquid
  2. to change the order or position of something
  3. an ending substance that is made during a chemical reaction
  4. to cause damage to something
  5. a digagram, computor program, or object that helps us to improve our lives
  6. the substance thats added to soil to help it to grow
Down
  1. a thing that is made up of a lot of the same atoms or group of atoms
  2. a starting substance that is part of a chemical reaction
  3. an object that is used to measure the size of things
  4. pieces of matter that our world is made up of
  5. reaction the process in whic atoms are rearranged to form new substances
  6. something that can be observed

12 Clues: to cause damage to something • something that can be observed • to change the order or position of something • pieces of matter that our world is made up of • an object that is used to measure the size of things • the substance thats added to soil to help it to grow • a starting substance that is part of a chemical reaction • ...

Chemical crossword puzzle 2025-05-08

Chemical crossword puzzle crossword puzzle
Across
  1. something that takes up space
  2. Chemicals are joined by?
  3. a body of matter
  4. one substance into many
  5. partakes in reaction
  6. chemicals reacting;new propertys
  7. absorbs heat
Down
  1. Chemicals;bonded
  2. a substance formed from chemicals
  3. A group of atoms that are bonded
  4. releases heat
  5. a branch of science
  6. Hot;high temperature
  7. the degree of heat/cold
  8. how a substance reacts to chemicals
  9. unit of chemical elements
  10. heat generated or lost
  11. LxWxH

18 Clues: LxWxH • absorbs heat • releases heat • Chemicals;bonded • a body of matter • a branch of science • Hot;high temperature • partakes in reaction • heat generated or lost • one substance into many • the degree of heat/cold • Chemicals are joined by? • unit of chemical elements • something that takes up space • A group of atoms that are bonded • chemicals reacting;new propertys • ...

Photosynthesis 2021-04-06

Photosynthesis crossword puzzle
Across
  1. Carries the glucose to the plant for its life processes.
  2. Process that leads to the chemical transformation of one set of chemical substances to another.
  3. Needed for a reaction to take place.
  4. Lets gases in and out of the leaf
  5. Process by which a green plant makes its own food.
Down
  1. Pigment which absorbs the sun's energy.
  2. Distributes water to the plant.
  3. Substances that are formed in a chemical reaction.
  4. Organelle that contains chlorophyll.
  5. The factory where photosynthesis occurs.
  6. Comes from the sun

11 Clues: Comes from the sun • Distributes water to the plant. • Lets gases in and out of the leaf • Organelle that contains chlorophyll. • Needed for a reaction to take place. • Pigment which absorbs the sun's energy. • The factory where photosynthesis occurs. • Substances that are formed in a chemical reaction. • Process by which a green plant makes its own food. • ...

Chemical properties of metals 2023-09-21

Chemical properties of metals crossword puzzle
Across
  1. Other than hydrogen, what is produced when Lithium and water react?
  2. Other than hydrogen, what is made when you react magnesium and hydrochloric acid
  3. We can tell a chemical reaction has taken place is h_____ is given off
  4. What is the name given to the materials that react together to make the products
  5. What is the name given to the things that are made as a result of a chemical reaction
  6. Symbol for lithium
  7. Symbol for lithium chloride
Down
  1. How do you test for the presence of hydrogen?
  2. acid, What is the name of the acid used to make calcium chloride?
  3. Symbol for Iron
  4. Symbol for Sodium
  5. If the reactants __________/bubble then we know a reaction has taken place
  6. What do metals react with to form metal hydroxides?
  7. What is always made when metals react with water or acids?
  8. Symbol for sodium hydroxide
  9. salt produced when lithium reacts with hydrochloric acid

16 Clues: Symbol for Iron • Symbol for Sodium • Symbol for lithium • Symbol for sodium hydroxide • Symbol for lithium chloride • How do you test for the presence of hydrogen? • What do metals react with to form metal hydroxides? • salt produced when lithium reacts with hydrochloric acid • What is always made when metals react with water or acids? • ...

bio 1 words 2021-10-07

bio 1 words crossword puzzle
Across
  1. a scale used to specify the acidity or basicity of an aqueous solution. Acidic solutions are measured to have lower pH values than basic or alkaline solutions.
  2. a molecule or ion capable of either donating a proton, known as a Brønsted–Lowry acid, or, capable of forming a covalent bond with an electron pair.
  3. a process that leads to the chemical transformation of one set of chemical substances to another.
  4. there are three definitions in the common use of the word base, known as Arrhenius bases, Brønsted bases.
  5. a special type of homogeneous mixture composed of two or more substances.
  6. a substance that dissolves a solute, resulting in a solution.
  7. an intermolecular force (IMF) that forms a special type of dipole-dipole attraction when a hydrogen atom bonded to a.
  8. a substance that acts as a catalyst in living organisms.
Down
  1. Ground substance is an amorphous gel-like substance in the extracellular space that contains all components of the extracellular matrix except for fibrous materials such as collagen and elastin. Ground substance is active in the development, movement, and proliferation of tissues, as well as their metabolism.
  2. an article or substance that is manufactured or refined for sale.
  3. the minimum quantity of energy which the reacting species must possess in order to undergo a specified reaction.
  4. is the process of increasing the rate of a chemical reaction by adding a substance known as a. are not consumed in the reaction and remain unchanged after it.
  5. a material made up of two or more different chemical substance/substances which are not chemically combined.
  6. a special type of homogeneous mixture composed of two or more substances.
  7. a molecule in which one end of the molecule is slightly positive, while the other end is slightly negative.
  8. the region of an enzyme where substrate molecules bind and undergo a chemical reaction. The active site consists of amino acid residues that form temporary bonds with the substrate and residues that catalyse a reaction of that substrate.
  9. an aqueous solution consisting of a mixture of a weak acid and its conjugate base, or vice versa. Its pH changes very little when a small amount of strong acid or base is added to it.

17 Clues: a substance that acts as a catalyst in living organisms. • a substance that dissolves a solute, resulting in a solution. • an article or substance that is manufactured or refined for sale. • a special type of homogeneous mixture composed of two or more substances. • a special type of homogeneous mixture composed of two or more substances. • ...

Chapter 4 Crossword #1 2021-09-20

Chapter 4 Crossword #1 crossword puzzle
Across
  1. describes the pathway that requires a net energy input to synthesize complex molecules from simpler ones
  2. (also, adenosine triphosphate) the cell’s energy currency
  3. the science of the relationships between heat, energy, and work
  4. the movement of hydrogen ions down their electrochemical gradient across a membrane through ATP synthase to generate ATP
  5. describes a chemical reaction that results in products with less chemical potential energy than the reactants, plus the release of free energy
Down
  1. the steps that follow the partial oxidation of glucose via glycolysis to regenerate NAD+; occurs in the absence of oxygen and uses an organic compound as the final electron acceptor
  2. describes a chemical reaction that results in products that store more chemical potential energy than the reactants
  3. describes the pathway in which complex molecules are broken down into simpler ones, yielding energy as an additional product of the reaction
  4. all the chemical reactions that take place inside cells, including those that use energy and those that release energy
  5. a molecule that catalyzes a biochemical reaction

10 Clues: a molecule that catalyzes a biochemical reaction • (also, adenosine triphosphate) the cell’s energy currency • the science of the relationships between heat, energy, and work • describes the pathway that requires a net energy input to synthesize complex molecules from simpler ones • ...

Moles Crosswords 2022-03-08

Moles Crosswords crossword puzzle
Across
  1. the ratio of moles of one substance to the moles of another substance in a balanced equation.
  2. the reactant that gets consumed first in a chemical reaction and therefore limits how much product can be formed.
  3. the percent ratio of actual yield to the theoretical yield.
  4. a formula giving the number of atoms of each of the elements present in one molecule of a specific compound.
  5. the number of atoms or molecules in one mole of a substance, equal to 6.023 × 1023.
Down
  1. the quantity of a product obtained from the complete conversion of the limiting reactant in a chemical reaction.
  2. a section of chemistry that involves using relationships between reactants and/or products in a chemical reaction to determine desired quantitative data.
  3. he quantity of a product that is obtained from a chemical reaction.
  4. mass of a sample of that compound divided by the amount of substance in that sample
  5. 6.02214076 × 1023 of some chemical unit, be it atoms, molecules, ions, or others.

10 Clues: the percent ratio of actual yield to the theoretical yield. • he quantity of a product that is obtained from a chemical reaction. • 6.02214076 × 1023 of some chemical unit, be it atoms, molecules, ions, or others. • mass of a sample of that compound divided by the amount of substance in that sample • ...

Chemical and physical change 2026-02-23

Chemical and physical change crossword puzzle
Across
  1. reaction when a substance interact to form one or more new substances with different properties than original
  2. change a change in which the characteristics of a substance are only changed physically and chemical positions stays same
  3. matter is not created it destroyed , only changed the number of atoms in the reactant must be equal to number of atoms
  4. formula. Combination of symbols and numbers represent types of elements(atoms)present a compound
  5. formulas written on right side of the arrow symbol are the new substance
  6. Number written in front of a chemical formula to show many molecules of that substance
Down
  1. formula written in left side of arrow symbol are the starting substances in chemical reaction
  2. an arrow symbol shows a reaction has taken place to produce a new substance (the product)
  3. one or two letters used to represent an element
  4. a solid form as a result of a chemical reaction may appear cloudy and will fall
  5. small number on right of a symbol that’s written below the normal line show how many atoms
  6. change in which a substance is changed into one or more new substances with different properties

12 Clues: one or two letters used to represent an element • formulas written on right side of the arrow symbol are the new substance • a solid form as a result of a chemical reaction may appear cloudy and will fall • Number written in front of a chemical formula to show many molecules of that substance • ...

Chemestry 2020-11-05

Chemestry crossword puzzle
Across
  1. energy, the minimum amount of energy needed to start a chemical reaction
  2. A substance that cannot be separated or broken down into simpler substances by chemical means
  3. deoxyribonucleic, acid, that material that contains the instructions for that determines inherited characteristics
  4. the tendency of some substances to cling to other substances
  5. ribonucleic acid, a natural polymer that is present in all living cells and that plays a role in protein synthesis
  6. an organic compound that is made of one or more chains of amino acids and that is a principal constituent of all living cells
  7. The smallest unit of an element that maintains the chemical properties of that element
  8. a fat molecule of a molecules that has similar properties including waxes and steroids
  9. a special type of homogeneous mixture composed of two or more substances
  10. a class of molecules that includes sugars, starters. And fiber; contains carbon hydrogen and oxygen
  11. the attraction of molecules for other molecules of the same kind
  12. any compound that increases the number of hydroxide ions when dissolved in water
  13. an organic compound that consists of a sugar, a phosphate and a nitrogenous base
  14. the reactant in reactions catalyzed by enzymes
Down
  1. site, on an enzyme, the site that attaches to a substrate
  2. electron, an electron that is found in the outermost shell of an atom and that determines the atom's chemical property
  3. a substance or molecule that participates in chemical reaction
  4. the capacity to do work
  5. adenosine triphosphate, an organic molecule that acts as the main energy source for cell process
  6. a substance that forms in a chemical reaction
  7. acid, a compound of a class of simple organic compounds that contain a carboxyl and an amino group and that combine to form proteins
  8. a chemical species that donates protons or hydrogen ions and/or accepts electrons
  9. a group of atoms that are held together by chemical forces
  10. acid, an organic compound either RNA or DNA whose molecules are made up of one or two chains of nucleotides and carry genetic information
  11. a substance made up of atoms of two or more different elements joined by chemical bonds
  12. an atom, radical, or molecule that has gained or lost one or more electrons and has a negative or positive charge
  13. a molecule wither protein or RNA, that acts as a catalyst in biochemical reactions

27 Clues: the capacity to do work • a substance that forms in a chemical reaction • the reactant in reactions catalyzed by enzymes • site, on an enzyme, the site that attaches to a substrate • a group of atoms that are held together by chemical forces • the tendency of some substances to cling to other substances • ...

Aubree's Crossword Puzzle 2024-05-15

Aubree's Crossword Puzzle crossword puzzle
Across
  1. a measure of the amount of matter in an object
  2. changes that result in a difference in display without changing the composition
  3. any substance that cannot be decomposed into simpler substances by ordinary
  4. the amount of space occupied by a sample of matter
  5. The capacity to supply heat or do work
  6. Anything that takes up space and has mass
  7. A group of atoms bonded together (smallest unit)
  8. the science of the properties, composition, and structure of substances
  9. happens when one chemical substance is transformed into one or more different substances
  10. any substance composed of identical molecules consisting of atoms of two or more chemical elements
Down
  1. Includes color, density, hardness, and melting and boiling points
  2. a characteristic of a particular substance that can be observed in a chemical reaction
  3. a measure of the average amount of energy of motion, or kinetic energy
  4. a substance that takes part in and undergoes change during a reaction
  5. the action or property of like molecules sticking together
  6. the amount of energy that is transferred from one system to its surroundings because of a temperature difference
  7. A process in which one or more substances, the reactants, are converted to one or more
  8. the basic building block of chemistry

18 Clues: the basic building block of chemistry • The capacity to supply heat or do work • Anything that takes up space and has mass • a measure of the amount of matter in an object • A group of atoms bonded together (smallest unit) • the amount of space occupied by a sample of matter • the action or property of like molecules sticking together • ...

Science 2020-06-22

Science crossword puzzle
Across
  1. are formed from chemical reactions.
  2. a reaction accompanied by the release of heat.
  3. substances initially present in a chemical reaction
  4. has a PH greater than 7.
Down
  1. The science word for burning
  2. a reaction or process accompanied by the release of heat
  3. any type of compound that stores energy
  4. a substance with particular chemical properties.

8 Clues: has a PH greater than 7. • The science word for burning • are formed from chemical reactions. • any type of compound that stores energy • a reaction accompanied by the release of heat. • a substance with particular chemical properties. • substances initially present in a chemical reaction • a reaction or process accompanied by the release of heat

The Material World 2025-02-09

The Material World crossword puzzle
Across
  1. a substance which can chemically dissolve
  2. bright
  3. alloy of copper
  4. a solid which is formed by chemical change
  5. a mixture of metal
  6. when 2 liquids/gases mix
  7. a sugar formed during photosynthesis
  8. clusters of matter
  9. material which is hard to rust
  10. substances that don't mix together are called
  11. the smallest bits of matter
  12. this makes leaves green
  13. the reaction when chemical burns in oxygen
Down
  1. explosive chemical
  2. dissolved substances
  3. 100 degrees celsius
  4. representation of particles
  5. liquid to solid
  6. minerals which are rich in metal
  7. 2 or more bits of matter
  8. substances that can conduct heat
  9. gas to liquid

22 Clues: bright • gas to liquid • alloy of copper • liquid to solid • explosive chemical • a mixture of metal • clusters of matter • 100 degrees celsius • dissolved substances • this makes leaves green • when 2 liquids/gases mix • 2 or more bits of matter • representation of particles • the smallest bits of matter • material which is hard to rust • minerals which are rich in metal • ...

Chemical Change 2021-10-20

Chemical Change crossword puzzle
Across
  1. characteristic of a substance that describes its ability to change into another substance
  2. chemical reaction causes these to turn green
  3. one physical property of a substance is its ability to dissolve in ______
  4. kind of bond that forms when magnesium and oxygen form magnesium oxide
  5. reaction that releases energy in the form of heat
  6. reaction in which energy is absorbed
Down
  1. alters a substances appearance, but does not make it a into another substance
  2. substance that can be observed without changing it into another substance
  3. change in matter that produces one or more new substance
  4. solid that forms from solution during a chemical reaction
  5. anything that has mass and takes up space
  6. the study of matter and how it changes

12 Clues: reaction in which energy is absorbed • the study of matter and how it changes • anything that has mass and takes up space • chemical reaction causes these to turn green • reaction that releases energy in the form of heat • change in matter that produces one or more new substance • solid that forms from solution during a chemical reaction • ...

enzyme crossword 2026-03-03

enzyme crossword crossword puzzle
Across
  1. The sum of all chemical reactions occurring in a cell.
  2. A Reaction that has a net release of free energy.
  3. The process of breaking down large molecules into smaller ones.
  4. The energy required to start any reaction.
  5. Organic molecules that assist enzymes in functioning properly.
  6. Substance/Molecule that is created after a chemical reaction.
  7. Molecules that restrict an enzyme from working/reducing its functions.
Down
  1. The specific molecule that binds to an enzyme's active site to be converted into products
  2. A Theory that describes the active site as having a set shape.
  3. The Theory that describes enzyme activity as having a flexible active site.
  4. A Reaction that absorbs free energy from the surrounndings
  5. The process of making large molecules from smaller ones.

12 Clues: The energy required to start any reaction. • A Reaction that has a net release of free energy. • The sum of all chemical reactions occurring in a cell. • The process of making large molecules from smaller ones. • A Reaction that absorbs free energy from the surrounndings • Substance/Molecule that is created after a chemical reaction. • ...

IP/EFO Vocab 2024-02-22

IP/EFO Vocab crossword puzzle
Across
  1. An essential building block of organic compounds
  2. The movement of oxygen from the outside air to inside the body's cells and the movement of carbon dioxide in the opposite direction
  3. Biomolecules made up of amino acids and found in all living cells that perform bodily functions
  4. A sugar composed of six carbon atoms that is preferred energy source for most cells
  5. A chemical reaction during which plants convert radiant energy from the Sun to chemical energy
Down
  1. A membrane-bound organelle in plants that is the site of photosynthesis
  2. A substance that takes part in and undergoes change during a chemical reaction
  3. A gas produced by plants during photosynthesis that animals use for respiration
  4. Biological chemicals that help speed up complex chemical reactions in your body
  5. A substance produced during a chemical reaction

10 Clues: A substance produced during a chemical reaction • An essential building block of organic compounds • A membrane-bound organelle in plants that is the site of photosynthesis • A substance that takes part in and undergoes change during a chemical reaction • A gas produced by plants during photosynthesis that animals use for respiration • ...

Chemical Reactions 2024-03-04

Chemical Reactions crossword puzzle
Across
  1. is a unique abbreviation for an element on the periodic table
  2. combination of symbols that show the makeup of a compound
  3. type of system exchanges matter with its surroundings
  4. represents the number placed in front of a chemical formula in a balanced chemical equation
Down
  1. number written below the line that identifies the number of atoms of an element in a compound
  2. is a characteristic of matter that can be observed as it changes to a different type of matter.
  3. type of system does not exchange matter with its surroundings
  4. law states that mass is neither created nor destroyed in a chemical reaction
  5. consists of reactants and products, showing the chemical formula of each substance in a reaction.
  6. In a chemical reaction, the substances to the left of the arrow are called

10 Clues: type of system exchanges matter with its surroundings • combination of symbols that show the makeup of a compound • is a unique abbreviation for an element on the periodic table • type of system does not exchange matter with its surroundings • In a chemical reaction, the substances to the left of the arrow are called • ...

Chemical equations Class IX Crossword Puzzle 2022-11-03

Chemical equations Class IX Crossword Puzzle crossword puzzle
Across
  1. Combustion reactions are always _______.
  2. __________is the process in which metals are eaten up gradually by the action of air, moisture or a chemical on their surface.
  3. ____________is the gain of oxygen or loss of hydrogen.
  4. Sodium and chlorine are reacted and as a result,____________________ is formed which is also called table salt.
  5. Chemical reactions are chemical changes in which ________________ transform into products by making or breaking bonds (or both) between different atoms.
Down
  1. the condition produced by aerial oxidation of fats and oils in foods marked by unpleasant smell and taste is called _________________.
  2. the chemical formula of magnesium oxide is
  3. any reaction that produces a ………….. is called a precipitation reaction.
  4. _______________type of chemical reactions take place when electricity is passed through water.
  5. The oxidation and reduction reaction are also called __________ reactions.

10 Clues: Combustion reactions are always _______. • the chemical formula of magnesium oxide is • ____________is the gain of oxygen or loss of hydrogen. • any reaction that produces a ………….. is called a precipitation reaction. • The oxidation and reduction reaction are also called __________ reactions. • ...

Chemistry Study Guide 2016-02-11

Chemistry Study Guide crossword puzzle
Across
  1. 2882
  2. changes during reaction
  3. neutral charge
  4. smallest unit
  5. negative charge
  6. amount of protons
  7. positive charge
  8. lacks characteristics of a metal
  9. row of elements
  10. electrons on the outside
  11. two different elements combined
  12. center
  13. element letters
Down
  1. smallest particle
  2. thin coat of metal
  3. gaseous element
  4. chemical element
  5. Russian chemist
  6. formed by chemical reactions
  7. column of elements
  8. mass of object
  9. absorbed
  10. released
  11. solid material
  12. things in the periodic table

25 Clues: 2882 • center • absorbed • released • smallest unit • neutral charge • mass of object • solid material • gaseous element • negative charge • Russian chemist • positive charge • row of elements • element letters • chemical element • smallest particle • amount of protons • thin coat of metal • column of elements • changes during reaction • electrons on the outside • formed by chemical reactions • ...