States of Matter and Phase Changes!

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Across
  1. 3. State of matter that has a fixed volume and takes the shape of its container.
  2. 4. A liquid becomes a gas in this phase change.
  3. 7. A liquid becomes a solid in this phase change.
  4. 9. A gas becomes a liquid in this phase change.
  5. 12. General term used for tiny matter - like atoms and molecules.
  6. 13. Matter can change forms if _______ energy is added or removed.
  7. 14. When a substance begins to freeze, the particles begin to move _______.
Down
  1. 1. State of matter with a fixed shape and a fixed volume.
  2. 2. A solid becomes a gas in this phase change.
  3. 5. A solid becomes a liquid in this phase change.
  4. 6. The melting point of an ice cube of water is _____ degrees Celsius.
  5. 8. State of matter with no shape and no volume.
  6. 10. A gas becomes a solid in this phase change.
  7. 11. When a substance begins to boil, the particles begin to move _______.