Types of Heat Transfer

Front

What is the kind of heat transfer that travels through space in electromagnetic waves?

Back

Radiation

Front

Does cold water have more or less density than warm water?

Back

More

Front

What is the circular movement of heated liquids or gases due to density differences called?

Back

Convection current

Front

What is the definition of conduction?

Back

When heat transfers from objects that are touching.

Front

What is the original source of most of the energy that people use?

Back

By radiation from the Sun.

Front

What is convection?

Back

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

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is radiation?

Back

The transfer of energy through electromagnetic waves.

Front

What happens to the density of a liquid when it is heated?

Back

It becomes less dense and rises.

Front

What is an insulator?

Back

A material that does not conduct heat well.