phase change

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