Physical & Chemical Changes Crossword Puzzle

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Across
  1. 4. A change where no new substance is formed.
  2. 6. Cutting wood into pieces.
  3. 9. Butter changing from solid to liquid.
  4. 13. A word meaning a change in matter.
  5. 14. Light produced in a reaction.
  6. 15. Wood turning into ash.
  7. 17. Bending an object.
  8. 18. Water changing into ice.
  9. 19. Breaking glass.
  10. 20. Heat released during a reaction.
Down
  1. 1. A sign of chemical change when gas appears.
  2. 2. Food changing when cooked.
  3. 3. Ice changing into water.
  4. 5. A change that makes a new substance.
  5. 7. A sign of chemical change when color changes.
  6. 8. Cutting paper into pieces.
  7. 10. Pulling paper apart.
  8. 11. Metal reacting with oxygen.
  9. 12. Mixing vinegar and baking soda.
  10. 16. Flattening a soda can.