Changes of State

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Across
  1. 6. The process of turning a liquid into a gas is called ____.
  2. 7. Freezing and melting are the ____ of each other.
  3. 10. The process of turning a gas into a liquid is called ____.
  4. 12. The particles of a ____ are close together but they can flow and slide over each other.
Down
  1. 1. The gaseous state of ice is called ____.
  2. 2. The particles of a ____ are locked in position by strong forces.
  3. 3. ____ water turns it into ice.
  4. 4. If we want to turn water into steam we have to ____ it.
  5. 5. The boiling point of a liquid is the temperature at which that liquid will start to ____.
  6. 8. A solid will change into the liquid state at its ____ point.
  7. 9. The particles of a ____ have large spaces between them.
  8. 10. If you want to turn steam into water we have to ____ it.
  9. 11. The solid state of water is called ____.