Heat Energy

Front

What is heat energy?

Back

Heat energy is a form of energy that is transferred between objects due to a temperature difference.

Front

What happens when you rub your hands together?

Back

Your hands get warmer because of friction.

Front

What is friction?

Back

Friction is a force that opposes motion and can create heat.

Front

What is temperature?

Back

Temperature is a measure of how hot or cold something is.

Front

What unit is temperature measured in?

Back

Temperature is measured in degrees.

Front

What tool do we use to measure temperature?

Back

A thermometer is used to measure temperature.

Front

What happens to particles when they gain heat energy?

Back

When particles gain heat energy, they move faster.

Front

What is the effect of heat on solids?

Back

Heat can cause solids to expand.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids and gases).