Heat Transfer

Front

What is heat transfer?

Back

The movement of thermal energy from one object or substance to another.

Front

What are the three main types of heat transfer?

Back

Conduction, convection, and radiation.

Front

Define conduction.

Back

The transfer of heat through direct contact between materials.

Front

Give an example of conduction.

Back

An egg cooking in a frying pan.

Front

Define convection.

Back

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

Front

Give an example of convection.

Back

Blobs of liquid rising and sinking in a lava lamp.

Front

Define radiation.

Back

The transfer of heat in the form of electromagnetic waves, such as light.

Front

Give an example of radiation.

Back

Feeling warmth from a lamp or the sun.

Front

What is the role of thermal energy in heat transfer?

Back

Thermal energy is the energy that is transferred during heat transfer.

Front

How does temperature affect heat transfer?

Back

Heat transfer occurs from areas of higher temperature to areas of lower temperature.