Unit 7 Vocabulary

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Across
  1. 2. A change in appearance, such as cutting paper.
  2. 4. The Law of ______ of Mass says that matter cannot be created or destroyed.
  3. 5. A type of reaction where energy is absorbed and temperature might go down.
  4. 6. The substances that go into a chemical reaction.
  5. 7. A type of reaction where energy is given off and temperature might increase.
Down
  1. 1. A process in which substances change to form new substances with new properties.
  2. 2. A solid that is formed by mixing two liquids.
  3. 3. The substances that result from a chemical reaction.