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

A metal spoon getting hot when placed in a hot cup of soup.

Front

Define convection.

Back

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

Front

Give an example of convection.

Back

Warm air rising to the ceiling while cooler air sinks to the floor.

Front

Define radiation.

Back

The transfer of heat through electromagnetic waves without the need for a medium.

Front

Give an example of radiation.

Back

The warmth felt from sunlight on your skin.

Front

What happens to the temperature of a sidewalk on a sunny day?

Back

It increases due to radiation from the sun.

Front

How does a heat lamp warm up soil?

Back

It uses radiation to transfer heat to the soil.