Chemical and Pysical Changes

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Across
  1. 4. Substances that form during a chemical reaction
  2. 8. Application of heat to change something from a liquid to a gas
  3. 9. Change of state from a liquid to a gas
  4. 11. The way a substance reacts with other substances
  5. 12. Tendency to return to original shape after being stretched or compressed
  6. 13. Change of state in which a solid becomes a liquid by adding energy
  7. 14. Thin layer of corrosion that forms over copper, brass, and silver.
  8. 15. Tendency to break or crack
  9. 17. Characteristic you can observe without changing the identity of the substance
  10. 19. The property of letting light pass through something
Down
  1. 1. Solid substance that forms and separates from a solution
  2. 2. Substances that undergo the transformation
  3. 3. Change from a gas to a liquid
  4. 5. Ability to be pulled into wires
  5. 6. A change in matter that produces one or more new substances
  6. 7. How easily a substance is able to catch fire
  7. 10. Change in which the identity of the substance does not change
  8. 16. Change of state in which a liquid becomes a solid
  9. 18. The deterioration of a materials or metals, as it reacts with its environment