Energy

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What are the different types of energy?

Back

The main types of energy include light, sound, heat, and kinetic energy.

Front

What is an example of light energy?

Back

The sun is an example of light energy.

Front

What is an example of sound energy?

Back

A musical instrument playing music is an example of sound energy.

Front

What is an example of heat energy?

Back

A toaster making toast is an example of heat energy.

Front

What is the main source of Earth's heat and light energy?

Back

The Sun is the main source of Earth's heat and light energy.

Front

How does energy help us?

Back

Energy helps us move, heat our homes, and power our devices.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of motion.

Front

What is potential energy?

Back

Potential energy is stored energy that can be used later.

Front

Can energy change forms?

Back

Yes, energy can change from one form to another, like from potential to kinetic.