Front

What is heat energy?

Back

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

Front

How does heat flow?

Back

Heat flows from hot objects to cold objects.

Front

What happens to particles in a substance when it is heated?

Back

The particles move faster and spread apart.

Front

What is thermal energy?

Back

Thermal energy is the total energy of all the particles in an object, related to its temperature.

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 or gases).

Front

What is radiation?

Back

Radiation is the transfer of heat through electromagnetic waves, such as sunlight.

Front

What is an example of conduction?

Back

A metal spoon getting warm when placed in hot soup.

Front

What is an example of convection?

Back

Warm air rising and cool air sinking in a room.

Front

What is an example of radiation?

Back

Feeling the warmth of the sun on your skin.