Magnetism Review

Front

What do you need to create an electromagnet?

Back

You need a battery, copper wire, and an iron nail.

Front

Do magnets attract materials like iron, nickel, and steel?

Back

True

Front

What is a magnet?

Back

A magnet is an object that can push or pull on iron without touching it.

Front

Which items will a magnet attract?

Back

A magnet will attract nails, paper clips, and file cabinets.

Front

What happens when the north poles of two magnets are close?

Back

They will repel (push away) from each other.

Front

What is magnetism?

Back

Magnetism is a force that can attract or repel certain materials.

Front

What materials are attracted to magnets?

Back

Iron, nickel, and cobalt are attracted to magnets.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet that is created by electric current.

Front

How can you turn an electromagnet on and off?

Back

You can turn it on and off by connecting or disconnecting the battery.

Front

What is the difference between a permanent magnet and an electromagnet?

Back

A permanent magnet always has a magnetic field, while an electromagnet's field can be turned on and off.