Matter

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