science

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Across
  1. 4. radiation
  2. 6. heat that is transfered by air
  3. 7. solid
  4. 10. heat transfer
  5. 11. helium
  6. 12. liquid
Down
  1. 1. hot or cold
  2. 2. molecules
  3. 3. heat
  4. 5. heat rises and cold falls
  5. 8. waves
  6. 9. energy