Unit 5 Flashcard Review

Front

What is energy transfer?

Back

Movement of energy from one place to another from a source to a sink.

Front

What type of energy transfer occurs through direct contact?

Back

Conduction.

Front

What type of energy transfer occurs in fluids (liquids and gases) due to temperature differences?

Back

Convection.

Front

What type of energy transfer does not require a medium and can occur in a vacuum?

Back

Radiation.

Front

Which material will cool down the fastest?

Back

Lead.

Front

What happens when energy from the sun is reflected?

Back

Energy bounces off a surface.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat by the movement of fluids (liquids or gases).

Front

What is radiation?

Back

The transfer of energy through electromagnetic waves.

Front

What is a source in energy transfer?

Back

An object or area that provides energy.