5.4.5 Electromagnets

Front

What are the ends of a magnet called?

Back

North and South poles.

Front

How are electromagnets different from regular magnets?

Back

You can turn an electromagnet on/off.

Front

What is any material that attracts iron or materials containing iron?

Back

A magnet.

Front

What surrounds every magnet?

Back

A magnetic field.

Front

What is an electromagnet?

Back

A type of magnet where the magnetic field is produced by an electric current.

Front

What happens when you increase the electric current in an electromagnet?

Back

The strength of the magnetic field increases.

Front

What is the purpose of a solenoid?

Back

To create a magnetic field when an electric current passes through it.

Front

What is the relationship between electricity and magnetism?

Back

Electricity can create magnetism, and moving magnets can create electricity.

Front

What materials can be used to make an electromagnet?

Back

Iron, steel, and other ferromagnetic materials.

Front

What is a magnetic field?

Back

The area around a magnet where magnetic forces can be felt.