Electrical Conductors and Insulators

What object would best complete this circuit?

• battery

• peice of yarn

• insulator

• conductor

You know that the object connected to the wires is a conductor because:

• The light bulb is glowing bright.

• It's a complete circuit.

• It's a closed circuit.

• The object is shiny.

Electrical wires are usually made up of copper because…

• Copper is a good conductor of electricity

• Copper is a good insulator of electricity

Tags

NGSS.MS-PS1-1

A material that does not let electricity pass through it is called…

• conductor

• insulator

A material that lets electricity pass through it is called...

• conductor

• insulator

Is wood a conductor or an insulator?

• conductor

• insulator

Is iron a conductor or an insulator?

• conductor

• insulator

Which of the following is a good insulator of electricity?

• steel

• iron

• plastic

• copper

Which of the following is a good conductor of electricity?

• rubber

• steel

• wool

• plastic

Which of the following is NOT a conductor:

• plastic

• copper

• iron

• aluminum