Across
- 2. a unit prefix in the metric system denoting a factor of one thousandth
- 3. form of matter in which many of the electrons wander around freely among the nuclei of the atoms
- 8. the process of a substance in a gaseous state transforming into a liquid state
- 12. the basic unit of volume
- 14. the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems
- 17. a phase transition where a liquid turns into a solid when its temperature is lowered
- 19. transition of a substance directly from the solid to the gas state, without passing through the liquid state
- 22. are digits that carry meaningful contributions to its measurement resolution
- 23. study of the chemical composition and changes in rocks, minerals, and atmosphere of the earth or a celestial body
- 24. a substance formed when two or more chemical elements are chemically bonded together
- 25. state of matter consisting of particles that have neither a defined volume nor defined shape
- 27. a metric unit of mass equal to one thousandth of a kilogram
- 31. a state of matter that is nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure
- 32. the result of combining two or more substances, such that each maintains its chemical identity
- 33. unit prefix in the metric system denoting multiplication by a billion
- 34. negatively charged particles of atom
- 36. a branch of chemistry, examining materials by separating them into their components and identifying each one and how much there is of each one
- 38. unit prefix in the metric system denoting a factor of one hundredth
- 41. unit prefix in the metric system denoting a factor of 10−6 (one millionth)
- 42. a neutral subatomic particle found in the atomic nucleus
- 43. a property of matter that does not change as the amount of matter changes
- 44. a method for separating the solvent from a solution or separating a liquid from a mixture of two or more liquids
- 46. can be measured without changing a substance's chemical identity
- 47. study of the spatial arrangements of atoms in molecules and their effects on the chemical and physical properties of a substance
- 48. branch of biology concerned with the study of genes, genetic variation, and heredity in organisms
- 49. the study of matter and the chemical reactions between substances
Down
- 1. a material which cannot be broken down or changed into another substance using chemical means
- 4. a negatively charged ion
- 5. the base unit of length
- 6. a branch of chemistry, deals with synthesis and behavior of inorganic and organometallic compounds
- 7. the branch of science that explores the chemical processes within and related to living organisms
- 9. smallest unit of matter that has the properties of an element
- 10. phase transition in which gas transforms into solid without passing through the liquid phase
- 11. positively charged particles of atom
- 13. a method for separating an insoluble solid from a liquid
- 15. a decimal unit prefix in the metric system denoting multiplication by one thousand
- 16. process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure
- 18. used to separate a soluble solid from a liquid
- 20. a property of matter that changes as the amount of matter changes
- 21. state of matter which is typically formed when a gas of bosons at low densities is cooled to temperatures very close to absolute zero
- 24. method for separating dissolved substances from one another
- 26. any substance that has mass and takes up space by having volume
- 28. change of a solid into a liquid when heat is applied
- 29. a unit prefix in the metric system denoting a factor of a billion
- 30. branch of chemistry, the scientific study of the structure, properties, composition, reactions, and synthesis of organic compounds that by definition contain carbon
- 35. a property or characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed
- 37. a positively charged ion
- 39. unit prefix meaning "one billionth"
- 40. state of matter that retains its shape and density when not confined
- 45. under chemistry, the study of radioactive substances
- 50. a unit prefix in metric systems of units denoting a factor of one million