Matter Vocabulary

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Across
  1. 2. has a fixed volume but no definite shape
  2. 5. the attractive force that holds atoms and ions together
  3. 8. Anything with mass and takes up space chemicalbonds
  4. 9. how many atoms of each element are in a unit of a substance
  5. 10. the ability to change or move matter
  6. 11. amount of space someone or something takes up
  7. 12. the change of a substance from a liquid to a gas
  8. 13. the ability to burn
  9. 15. the tempature in which a liquid becomes a gas
Down
  1. 1. the combination of two or more substances
  2. 3. absence of matter
  3. 4. has no fixed volume and expands indefinitely
  4. 6. the temperature and pressure at which a solid becomes a liquid
  5. 7. the change from a gas to a liquid
  6. 9. has a fixed shape and volume
  7. 14. atomes form together to make millions of these