Chemical and Physical Properties

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Across
  1. 3. a chemical reaction involving oxygen that gives off heat and light
  2. 6. a chemical reaction in which energy is released in the form of heat
  3. 7. a change in form or appearance that does not form a new substance
  4. 9. an unexpected _________ change is evidence of a chemical reaction, the reaction radiates light differently
  5. 10. the formation of a solid from two liquids during a chemical reaction
Down
  1. 1. matter switching from a liquid to a solid or a gas to a liquid
  2. 2. the product of a chemical reaction will always have new chemical _________ that are different from the reactants
  3. 4. a chemical reaction in which energy is absorbed
  4. 5. the evidence that a chemical reaction is happening when mixing vinegar and baking soda
  5. 8. when two or more substances join to form a new substance with new chemical properties