Matter

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Across
  1. 1. it's what items do in water, if their densities are less than 1.0 g per mL
  2. 3. the amount of space that matter occupies
  3. 5. the smallest particle of an element
  4. 8. two or more atoms bonded together
  5. 11. a pure substance that cannot be broken down into other substances
  6. 13. the change of state from liquid to gas
  7. 14. it's what items do in water, if their densities are greater than 1.0 g per mL
  8. 15. the change of state from solid to liquid
  9. 18. a measure of how much matter is in an object; similar to weight
  10. 19. a state of matter with molecules that are arranged very close together
Down
  1. 2. type of energy, always moves from warmer to cooler
  2. 4. a state of matter that has no definite shape and no definite volume
  3. 6. anything that has mass and takes up space
  4. 7. it means "to save", as in the law that states that matter can neither be created nor destroyed
  5. 9. the change of state from gas to liquid
  6. 10. the change of state from liquid to solid
  7. 12. how much mass of a substance is packed into a given volume
  8. 16. a state of matter that has no definite shape but a definite volume
  9. 17. the units we use to measure mass