Across
- 2. this is needed to freeze objects
- 3. waters _______ point is 100 degrees
- 4. you need a certain _______ for something to change states
- 7. what is the liquid state of ice?
- 8. this is needed to melt objects
- 9. the three states of matter are solid, ______ and gas
- 10. opposite to freezing
- 11. the opposite to melting
Down
- 1. ______ is the temperature water freezes at
- 2. when a gas turns into a liquid
- 5. when a liquid turns into a gas
- 6. when water evaporates it turns into a gas called ______
- 12. the solid state of water is ______
- 13. when a liquid evaporates it turns into a ______