Physicial and Chemical Changes

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Across
  1. 4. A solid that forms when two liquids combine
  2. 7. when a liquid starts to harden up into a cold solid
  3. 10. The disappearance of one substance into another
  4. 13. The temperature when a solid starts to "let go" of its structure
Down
  1. 1. The process of a change in a material or substance
  2. 2. How hot or cold the atmosphere becomes
  3. 3. The three different forms of matter
  4. 5. Iron's flaky, broken down form
  5. 6. Air bubbles in a substance
  6. 7. How air bubbles are formed
  7. 8. A change in size, shape, or color
  8. 9. The saving of energy
  9. 11. A physical change to an object or substance
  10. 12. the source that helps power-automated things work