Heat Transfer

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Across
  1. 2. the colour that good absorber of heat
  2. 6. the heat transfer in solid
  3. 8. wind from the sea
  4. 12. the heat transfer in liquid and gas
  5. 13. the surface characteristic that reflect heat better
  6. 15. the heat transfer in vacuum
  7. 16. denser air will ...
  8. 17. the synonym of "receive" the heat
  9. 18. the synonym of "give off" the heat
Down
  1. 1. the light in the electromagnetic spectrum that can be seen by human eyes
  2. 3. wind at night
  3. 4. the source of heat in the Earth
  4. 5. less dense air will ...
  5. 7. one of the example radiation
  6. 8. the inner surface of vacuum flask is made ... to avoid radiation
  7. 9. medium of convection
  8. 10. one of the example of convection
  9. 11. the surface characteristic that make easily absorbing heat
  10. 14. one of the electromagnetic spectrum,