Energy

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Across
  1. 4. energy passes through
  2. 5. a measure of heat
  3. 6. energy doesn't pass through
  4. 7. through waves
  5. 8. thermal or heat energy
  6. 9. hot air rises cold air sinks
Down
  1. 1. through contact or touch
  2. 2. when hot and cold temps are equal
  3. 3. motion energy
  4. 5. a tool used to measure heat