state of matter

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Across
  1. 3. solid to gas
  2. 5. made up of tiny particles
  3. 7. gas to solid
  4. 8. liquid to solid
  5. 10. a substance that's packed together in a container
  6. 11. solid to liquid
Down
  1. 1. liquid to gas
  2. 2. a substance that flows freely but is of constant volume
  3. 4. these things vibrate or move around more if the matter's heated
  4. 6. gas to liquid
  5. 9. a substance that moves freely in a container