Matter changes

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Across
  1. 3. The change from a gas to a liquid.
  2. 7. The state of matter that has a fixed volume but takes the shape of its container.
  3. 8. A very high-energy state of matter in which particles are electrically charged.
  4. 10. The change from a liquid to a gas that occurs at the surface of a liquid.
  5. 11. The change from a solid to a liquid.
  6. 13. The rapid change from a liquid to a gas that occurs throughout a liquid when it reaches its boiling point.
Down
  1. 1. The process of removing heat from a substance and lowering its temperature.
  2. 2. The state of matter that has a fixed shape and a fixed volume.
  3. 4. The change from a gas directly into a solid, without becoming a liquid first.
  4. 5. The gaseous form of a substance, especially when it has come from a liquid or solid.
  5. 6. The process of increasing the temperature of a substance.
  6. 9. The change from a liquid to a solid.
  7. 12. The state of matter that has neither a fixed shape nor a fixed volume.