Circuits

_______ allows electricity to flow.

• A conductor

• An insulator

• A magnet

______ stops the flow of electricity.

• A conductor

• An insulator

• A magnet

To complete a circuit the switch must be

• unattached

• open

• closed

A complete electrical path works with only a wire and a bulb.

• True

• False

Tags

NGSS.4-PS3-2

To make a circuit complete you must have a

• complete path

• switch

• bulb

When the switch is closed the light

• comes on

• stays off

• burns out

The plastic around the wire is

• a conductor

• an insulator

The flow of electricity in a circuit can produce

• solar energy

• geothermal energy

• sound energy

Which item uses electricity to make heat?

• radio

• toaster

• fan

Tags

NGSS.MS-PS3-3

Two batteries in a circuit make the lights in the circuit brighter than one battery

• True

• False