Electrical Power and Circuits

open and closes a circuit.

• conductor

• insulator

• source

• switch

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

• source

• switch

• insulator

• conductor

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

• Insulator

• Conductor

• switch

• source

An example of a conductor of electricity is__________.

• rubber

• glass

• plastic

• copper

An example of an insulator of electricity is________________.

• copper

• metal

• rubber

• steel

Which is NOT part of a circuit?

• power source

• pathway

• output device

• insulator

What are the two types of circuits?

• series and incomplete

• series and parallel

• parallel and complete

• series and double

A ____________circuit only has one pathway for the electrical current to flow through.

• series

• complete

• parallel

• incomplete

A ____________ circuit has more than one pathway for the electrical current to pass through.

• series

• complete

• parallel

• incomplete

Which switch or switches must be closed to make the lamps light?

• only switch 1

• only switch 2

• switches 1 and 2