Unit Two Vocab: Thermal Energy

Front

Conduction

Back

Direct transfer of heat between touching substances.

Front

Convection

Back

Transfer of thermal energy by the circulation or movement of a liquid or gas

Front

Convection Current

Back

Movement of a liquid or gas due to temperature and density differences, transferring heat within the fluid.

Front

Heat

Back

Energy transferred between objects at different temperatures; moves from warm to cool.

Front

Radiation

Back

Transfer of energy by electromagnetic waves, can occur through empty space.

Front

Thermal Energy

Back

Total energy of motion in particles; heat energy

Front

Law of Conservation of Energy

Back

Energy cannot be created or destroyed, only changed.

Front

Temperature

Back

A measure of how hot or cold something is.

Front

Conductor

Back

A material that conducts heat well

Front

Insulator

Back

A material that does not conduct heat well