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ItzIsmat

Radiation is the only method of heat transfer that does not require matter.

Facts about Radiation :

  • The energy from the sun is received in the form of radiation.
  • It travels in the form of waves.
  • It can be absorbed by substances in its path.
  • Heat Radiation travels through air.
  • Black surfaces are the emitters of heat radiation.
  • Shiny surfaces are the reflectors of heat radiation.
  • Heat transfer by Radiation doesn't require any medium.

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