Electricity

In order for electricity to flow you need_________?

• wire

• battery

• closed circuit

• light bulb

What do we call the flow of electricity around a circuit?

• electric current

• insulator

• conductor

• electric circuit

A material that allows heat or electricity to flow through it is a ______________?

• insulator

• circuit

• current

• conductor

Material that does not allow heat or electricity to flow through is a _____________________.

• conductor

• insulator

• wire

• current

Glass does not allow electricity to flow through it, so glass is a (n) ________________.

• conductor

• insulator

Copper allows electricity to flow through it, therefore it is a ______________________.

• conductor

• insulator

Nickel is a material that allows electricity to flow through it, so nickel is a ________________.

• conductor

• insulator

Rubber does not allow electricity to flow through it, so it is a _______________________________.

• conductor

• insulator

Cardboard does not allow electricity to flow, therefore cardboard is a(n) __________________.

• conductor

• insulator

Aluminum allows electricity to flow through, so it is a(n) ______________________.

• conductor

• insulator