Electricity and Light

Front

If the lights are on, the circuit is __________.

Back

closed

Front

A/an __________ is a material that will not allow electricity to flow through it.

Back

insulator

Front

Light is a kind of __________.

Back

energy

Front

What happens when the circuit is open?

Back

The device won't work.

Front

What kind of path does light take?

Back

It travels in a straight line until it hits something or goes through it.

Front

A __________ is a material that allows electricity to flow through it.

Back

conductor

Front

What is the source of electricity in a circuit?

Back

A battery or power supply.

Front

What do we call the complete path that electricity travels through?

Back

A circuit.

Front

What happens to a light bulb when the circuit is closed?

Back

The light bulb lights up.

Front

What is static electricity?

Back

A buildup of electric charge on the surface of objects.