Chap 5 & 6

Front

What happens to a ball when it is released from a height?

Back

The ball falls because of gravity.

Front

What type of energy transformation occurs when a flashlight is turned on?

Back

Chemical energy transforms into light energy.

Front

What energy is produced when a cell phone rings?

Back

Sound Energy.

Front

What force acts on a glider as it falls towards Earth?

Back

The upward force on the glider becomes weaker than the downward force of gravity.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward the center of the Earth.

Front

What is energy transformation?

Back

Energy transformation is the process of changing energy from one form to another.

Front

What is the role of a switch in an electrical circuit?

Back

A switch controls the flow of electricity, allowing or stopping the current.

Front

What is chemical energy?

Back

Chemical energy is the energy stored in the bonds of chemical compounds.

Front

What is light energy?

Back

Light energy is a form of energy that is visible to the human eye.

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.