Harnessing Human Energy Review

Front

What is energy?

Back

Energy is the ability to do work or cause change. It is what makes things move or change.

Front

Can objects make their own energy?

Back

False. Objects cannot create energy; they can only convert it from one form to another.

Front

What type of energy does a skier at the top of a mountain have?

Back

Potential energy. It is the energy stored due to an object's position.

Front

What is a generator?

Back

A machine that converts kinetic energy into electrical energy.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

What is potential energy?

Back

Potential energy is the stored energy of an object due to its position or state.

Front

What is the relationship between energy and motion?

Back

Energy is required to create motion; when an object moves, it has kinetic energy.

Front

What are the two main types of energy?

Back

Kinetic energy and potential energy.

Front

What is an example of kinetic energy?

Back

A moving car, a flowing river, or a flying baseball.

Front

What is an example of potential energy?

Back

A book on a shelf, water behind a dam, or a drawn bow.