Unit 2 Vocab

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Across
  1. 3. reaction a reaction that releases energy
  2. 6. A tool used to measure temperature
  3. 9. what our design cannot or should not do.
  4. 10. symbol Letters that represent an element. They always start with a capital letter. Some are 1 letter, some are 2.
  5. 11. something that is not working in the current design.
  6. 12. Any numbers on the RIGHT of the element symbol. They tell you how many of a specific element there are.
  7. 14. The area around something.
Down
  1. 1. reaction a reaction that absorbs energy
  2. 2. heater: a system that uses a chemical reaction in order to heat up food.
  3. 4. something that is working well for the current design.
  4. 5. what our design needs to do to be successful.
  5. 7. The best possible solution or outcome.
  6. 8. Temperature is a measurement of the energy of a particle.
  7. 13. Any numbers on the LEFT of the element symbol. Tells you how many of the entire molecule there are