Energy

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

Do all living things need energy?

Back

No, all living things need energy to move, grow, and change.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of motion.

Front

What is potential energy?

Back

Potential energy is stored energy.

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential energy and kinetic energy.

Front

Give an example of kinetic energy.

Back

A moving car is an example of kinetic energy.

Front

Give an example of potential energy.

Back

A stretched rubber band is an example of potential energy.

Front

What happens to potential energy when an object falls?

Back

It converts to kinetic energy as it falls.

Front

What is the formula for mechanical energy?

Back

Mechanical energy = Potential energy + Kinetic energy.

Front

What is energy transfer?

Back

Energy transfer is the movement of energy from one place to another.