Vocab

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Across
  1. 3. A substance that speeds up a chemical reaction but isn't a permanent change.
  2. 4. equation A symbolic representation of a chemical reaction.
  3. 6. Reaction A chemical reaction in which heat energy is released.
  4. 7. reaction A process that produces chemical change, resulting in new substances.
  5. 8. Substance that forms as a result of a chemical reaction.
  6. 9. A letter or number that is printed slightly below or the side of another character.
Down
  1. 1. A substance that slows down a chemical reaction.
  2. 2. Reaction A chemical reaction in which heat energy is absorbed.
  3. 3. A factor that measures some properties.
  4. 5. A substance that exists before a chemical reaction begins.