Energy Review

Front

What type of energy does a microwave use to heat food?

Back

Heat energy (thermal energy) is produced when electrical energy is converted in a microwave.

Front

Which skier has greater potential energy when standing still on a hill?

Back

Skier 1 has greater potential energy because they are at a higher position.

Front

What senses sound energy?

Back

Sound energy is sensed by our ears.

Front

How does sound travel?

Back

Sound travels in waves.

Front

What is potential energy?

Back

Potential energy is the energy stored in an object when it is sitting still.

Front

What type of energy is observed when a paper plane flies?

Back

Mechanical energy is observed as the paper plane flies.

Front

What is electrical energy?

Back

Electrical energy is the energy caused by the movement of electrons.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

What happens to potential energy when an object falls?

Back

Potential energy is converted to kinetic energy as the object falls.

Front

What is an example of mechanical energy?

Back

A moving car or a flying paper plane are examples of mechanical energy.