States of matter

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Across
  1. 2. When something shakes really fast
  2. 6. When water turns into a solid
  3. 8. To proceed toward a certain state or condition
  4. 9. Something that can't change its shape
  5. 10. When gas turns into a liquid
Down
  1. 1. To become warm or hot
  2. 3. When water gets to 100 degrees
  3. 4. When a liquid turns into gas
  4. 5. When something is pressed together
  5. 7. Something that we can't see
  6. 8. When a solid turns into a liquid