Across
- 1. The cooling of gas, transforming it into a liquid.
- 5. When one state of matter switches to another.
- 7. When a liquid heats up and ____, turning into gas.
- 9. A process that uses thermal energy and ends up with rolling bubbles at the top of a liquid.
- 10. When a state of matter becomes very cold and ______ so that the molecules move very little.
Down
- 2. Ice A solid made of Carbon Dioxide.
- 3. When a solid phases directly to a liquid.
- 4. energy The heat that makes water evaporate and ice melts etc.
- 6. The state of matter where the molecules move at a medium pace.
- 8. A state of matter where the molecules barely move.
- 11. The state of matter where the molecules move quickly.