Heat Transfer

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