3 methods of heat tranfer

Image result for convection conduction radiation
Radiation is the transfer of energy by electromagnetic waves. It is the transfer of energy through space, The source is mainly the sun, but can also be microwaves.

Convection is the transfer of heat by the flow of a heated material. It usually occurs in gases and liquids.

Conduction is the transfer of heat through contact. It usually occurs through solids.


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