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