Across
- 4. energy: heat
- 6. stiff
- 8. very free
- 10. change: change in state
- 11. loose
- 12. becomes less free
Down
- 1. becomes stiff
- 2. becomes very free in a pan
- 3. most popular liquid
- 5. becomes loose
- 6. solid to gas
- 7. ice: carbon dioxide solid
- 9. everything
- 13. becomes very free