Electromagnetism 2

Front

What is electromagnetism?

Back

Electromagnetism is the branch of physics that deals with the interaction between electric charges and magnetic fields.

Front

How can a magnet produce an electric current?

Back

By spinning the magnet around inside a coil of wire.

Front

What device transforms mechanical energy into electrical energy?

Back

Generator.

Front

What does electric current flowing through a wire produce?

Back

A magnetic field.

Front

Why does a compass needle move?

Back

Because the needle is attracted to the magnetic field produced by the magnet.

Front

What type of magnet can be turned on and off?

Back

Electromagnet.

Front

What is a generator?

Back

A device that converts mechanical energy into electrical energy.

Front

What is a magnetic field?

Back

A region around a magnet where magnetic forces can be detected.

Front

What happens when electric current flows through a wire?

Back

It creates a magnetic field around the wire.

Front

What is an electromagnet?

Back

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