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. It can make things warm or hot.

Front

What is friction?

Back

Friction is the force that occurs when two surfaces rub against each other, generating heat.

Front

What is electricity?

Back

Electricity is a form of energy that can produce heat when it flows through a conductor, like a wire.

Front

How do molecules behave in hot objects?

Back

In hot objects, molecules move quickly and have more energy.

Front

What is a thermometer used for?

Back

A thermometer is a tool used to measure temperature.

Front

What happens when tires rub against the street?

Back

When tires rub against the street, friction generates heat, which can cause smoke.

Front

What is the source of heat from the sun?

Back

The sun is a natural source of heat energy that warms the Earth.

Front

What is conduction?

Back

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

Front

What is convection?

Back

Convection is the transfer of heat through fluids (liquids and gases) caused by the movement of the fluid itself.

Front

What is radiation?

Back

Radiation is the transfer of heat energy through space without the need for a medium, like how the sun warms the Earth.