Properties of Matter

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Across
  1. 2. Chemical ______ (consists of one or more electrochemical cells)
  2. 4. what plants undergo to produce oxygen
  3. 6. dead animals do this
  4. 8. when this changes, its a chemical change
  5. 9. when this goes sour its a chemical change
  6. 12. when the ______ drops (chemical change)
  7. 13. _____ dissolves in water during a physical change
  8. 17. when you ______ ice its a physical change
  9. 18. physical change of food getting old
  10. 19. when a bicycle starts to rust
Down
  1. 1. _____ of food is a chemical change
  2. 3. physical change that happens when you are putting something in multiple pieces
  3. 5. Heating ____ to form caramel
  4. 7. when you take a bath and pour ______ in it, its a chemcial change
  5. 8. When paper burns
  6. 10. crushing a ___ is a physical change
  7. 11. a caused chemical change when cooking
  8. 14. foods that have matured fully
  9. 15. trimming a bush
  10. 16. turning water to vapor