UNIT 2: MATERIALS: PROPERTIES AND CHANGES

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Across
  1. 1. A substance that is dissolved.
  2. 3. Something about a substance that allows us to tell it apart from other substances
  3. 6. The _______________ of dissolving increases if we heat a solution
  4. 9. A change where a substance can be changed back to the way it was before.
  5. 13. When heat is transferred from one object to another.
  6. 14. Change that results to formation of new substance.
  7. 15. A substance that dissolves other substances.
  8. 16. The substances that react together in a chemical reaction.
  9. 17. A change in the the object that cannot be reversed.
Down
  1. 2. Objects that conduct electricity.
  2. 4. Objects that conduct heat.
  3. 5. The temperature at which liquids change to gas
  4. 7. The substances that react together in a chemical reaction.
  5. 8. The temperature at which solids change liquid
  6. 10. When liquid turns to gas without boiling.
  7. 11. The way we know that a chemical reaction has happened is called____.
  8. 12. The temperature at which particles throughout a liquid become a gas.