Forms of Energy

This type of energy can be released in a bomb explosion or in a power plant

The energy of movement

A torch uses 72J of energy and produces 18J of wasted energy. What is the energy efficiency?

Without this type of energy, the world would be a dark place

1kJ = _______ J

What is not an example of a renewable energy resource?

The type of energy that air has when it is vibrating

Non-renewable resources cannot be easily replenished

This type of energy is stored in a stretched or squashed spring

This energy is released by your body when you digest food

This type of energy is stored in substances

Which of the following situations involves an energy transformation

Energy that powers your TV, computer, Xbox or microwave

Energy that is stored in an object when it is above the ground

Renewable energy resources include coal, natural gas and oil

How is efficiency most often expressed?

Stored energy

A motor transfers 300 J of energy. 225 J are transferred to kinetic energy. Calculate the efficiency of the motor.

Anything that moves has this type of energy

Energy that can come from the Sun, flames, chemical reactions, or even from people or animals

Energy is defined as

This type of energy comes from your voice and musical instruments