Chemical vs physical change

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Across
  1. 4. ending substance in a chemical reaction
  2. 7. starting substance in a chemical reaction
  3. 8. more energy is going into the reaction than out
  4. 9. how many molecules of a substance
Down
  1. 1. new substance is formed
  2. 2. amount of space an object takes up
  3. 3. amount of each element
  4. 4. no new substance is formed
  5. 5. more energy is going out of the reaction than in
  6. 6. amount of matter in an object