Matter Key Terms

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Across
  1. 2. observable
  2. 4. effects of a chemical reaction
  3. 5. a chemical substance has a chemical reaction
  4. 6. heated object
  5. 7. heated water is used
  6. 9. it's cold
  7. 10. mass per volume
Down
  1. 1. fire!!!
  2. 3. energy
  3. 8. hot/cold