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