Across
- 2. all matter has _______ and volume
- 4. when a liquid becomes a solid
- 7. they are far apart in a gas
- 10. a measure of how tightly packed the molecules are
- 11. When water freezes it ______
- 12. even smaller than molecules
- 14. water vapor is a form of _____
- 15. takes the shape of its container
- 16. when matter is heated it gains______
Down
- 1. it takes up space
- 3. what allows boats to float
- 5. molecules in a set pattern
- 6. a solid gains energy and becomes a liquid
- 8. matter sticks to itself
- 9. water rises up through narrow spaces
- 13. matter sticks to other things