phase change
Across
- 3. state of matter where atoms move at intermediate speed
- 6. atoms change from liquid to solid
- 9. when matter changes its appearance by adding or removing heat.
- 10. state of matter where atoms move slow
- 11. solid form of carbon dioxide.
Down
- 1. atoms change from solid to gas
- 2. when atoms change from solid to a liquid
- 4. when water vapor cools down into droplets
- 5. same as saying heat
- 7. molecules are moving very fast and escape at the surface of a liquid
- 8. state of matter where atoms move the fastest