Electrical Circuits

A material the ALLOWS electricity to flow though it is called a ________________.

• Insulator

• Conductor

• switch

• source

Who invented the lightbulb?

• Ben Franklin

• Mrs. Mann

• George Washington

• Thomas Edison

An example of an insulator of electricity is________________.

• copper

• metal

• rubber

• steel

What is the power source in the diagram of this circuit?

• switch

• battery

• wire

• light bulb

Which is NOT part of a circuit?

• power source

• pathway

• output device

• insulator

For a light bulb to turn on, does the circuit have to be open or closed?

• open

• closed

• both

• half-way open

A material that does NOT allow electricity to flow through it is called a_____________.

• source

• switch

• insulator

• conductor

Which is the pathway for the current to travel though in this diagram?

• switch

• battery

• wire

• light bulb

What is the output device in this diagram?

• switch

• battery

• wire

• light bulb

When a circuit is OPEN, will the output device turn on?

• No

• Yes

• Maybe

• I don't know.