Harnessing Human Energy Ch.1 Test

Front

What is the principle that nothing creates energy?

Back

Energy must be transferred from something else; it cannot be created.

Front

What is Potential Energy?

Back

Potential Energy is the energy that is stored in an object or system.

Front

Do only living things have energy?

Back

False; both living and non-living things can possess energy.

Front

Can energy be destroyed?

Back

False; energy cannot be destroyed, only transformed.

Front

Why is food compared to a battery?

Back

Food, like a battery, stores energy that can be used by the body.

Front

What is Kinetic Energy?

Back

Kinetic Energy is the energy that an object has because it is moving.

Front

What is the Law of Conservation of Energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

What is an example of Potential Energy?

Back

A rock at the top of a hill has Potential Energy due to its position.

Front

What is an example of Kinetic Energy?

Back

A rolling ball has Kinetic Energy because it is in motion.

Front

What is the relationship between energy and work?

Back

Work is done when energy is transferred to an object to move it.