»heat transfer describes the exchange of thermal energy…
Post on 15-Jan-2016
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Transfer of Heat Energy
The modes of heat transfer:
ConductionConvectionRadiation
»Heat Transfer describes the exchange of thermal energy…
Heat
»Energy transfer between objects that are different temperatures.
Conduction
»The movement of heat or electricity through something (such as metal or water).
Example: Metal spoon in soup
Convection
»The transfer of thermal energy by the circulation or movement of a liquid or gas.
Example: water boiling on the stove
Radiation
»The transfer of energy as electromagnetic waves.
Example: Solar radiation from Sun
Example: Solar radiation from Sun
Example: water boiling on the stove
Example: Metal spoon in soup
*Heat always travels from a warmer area to a colder area.
Convection
Radiation
Conduction
Examples of Conduction
Examples of Convection
Examples of Radiation
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