Chemistry

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Across
  1. 1. Really Cold
  2. 3. not chemical but ____ Change
  3. 6. Dry Ice
  4. 7. Spreading move freely apart
  5. 8. Becoming liquid by heat
  6. 10. Water goes into the air
  7. 11. The Arrangement and movement of particles.
Down
  1. 2. Increase in volume
  2. 4. A liquid mixture
  3. 5. Clouds do it with water vapour
  4. 9. Heated water