Electrical wires are usually made up of copper because…

• Copper is a good conductor of electricity

• Copper is a good insulator of electricity

Which of the following is NOT an example of an insulator in the kitchen?

• An oven mitt

• Pots and pans

• A wooden spoon

• A plastic measuring cup

Is wood a conductor or an insulator?

• conductor

• insulator

Tags

NGSS.MS-PS2-3

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

What is the difference between a conductor and an insulator?

• A conductor is magnetic and an insulator is not

• An insulator is magnetic and a conductor is not

• An insulator allows electricity to flow easily, and a conductor does not

• A conductor allows electricity to flow through it easily and an insulator does not

Which of the following is NOT a conductor:

• plastic

• copper

• iron

• aluminum

Which of the following is NOT an insulator:

• wool

• copper

• plastic

• glass

Tags

NGSS.MS-PS2-3

Mittens help keep your hands warm in the winter because…

• They are fuzzy

•  They are conductors of heat

• They are insulators

• They are conductors of electrical energy

Tags

NGSS.MS-PS3-3