Chapter 2 and 3 vocab

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Across
  1. 3. property - the ability to produce a change in the composition of matter
  2. 4. - the phase change in which a substance changes from a solid directly to a gas without changing to a liquid first
  3. 5. - the state of matter that has a definite shape and definite volume
  4. 8. - a homogeneous mixture that is transparent and forms when substances dissolve
  5. 10. - the state of matter that has neither a definite shape nor a definite volume
  6. 14. - the phase change from a gas to a liquid
  7. 17. change - a reversible physical change that occurs when a substance changes from one state of matter to another
  8. 18. change - change that occurs when a substance reacts and forms one or more new substances
  9. 20. Substance - matter that always has exactly the same composition; an element or compound
  10. 21. - the ability of a solid to be flattened without shattering
  11. 24. - a material’s ability to allow heat or electric charges to flow
  12. 25. - a change in which a system absorbs energy from its surroundings
  13. 26. - the process that changes a substance from a liquid to a gas at temperatures below the substance’s boiling point
  14. 27. - the smallest particle of an element
Down
  1. 1. - a material’s ability to burn in the presence of oxygen
  2. 2. - the phase change in which a substance changes from a liquid into a gas or vapor
  3. 6. - the phase change in which a gas changes directly into a solid without first changing into a liquid
  4. 7. property - any characteristic of a material that can be observed or measured without changing the composition of the substance
  5. 9. - a change in which a system releases energy to its surroundings
  6. 11. - a heterogeneous mixture that separates into layers over time
  7. 12. - a process that separates materials based on the size of their particles
  8. 13. mixture - a type of mixture in which the substances are evenly distributed and it looks like a single substance
  9. 15. change - a change that occurs when some properties of a material change, but the substances in the material stay the same
  10. 16. - a homogeneous mixture that is opaque
  11. 18. - a substance that is made from two or more simpler substances that are chemically combined in a specific ratio
  12. 19. - the state of matter in that has a definite volume but not a definite shape
  13. 22. - a substance that cannot be broken down into simpler substances
  14. 23. mixture - a type of mixture in which the parts of the mixture are noticeably different from one another