Electromagnets and Generators

Front

What type of particle is an Electron?

Back

Negative

Front

What would increase the strength of an electromagnet?

Back

Increasing the amount of current flowing through the wire.

Front

Electric fields are often associated with what other kind of field?

Back

Magnetic Fields

Front

How are electromagnets different from permanent magnets?

Back

You can turn an electromagnet on/off.

Front

Surrounding every magnet is a __________ __________.

Back

magnetic field

Front

What is an electromagnet?

Back

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

Front

What is the role of a core in an electromagnet?

Back

To enhance the magnetic field strength.

Front

What happens to the magnetic field when the current in an electromagnet is reversed?

Back

The direction of the magnetic field also reverses.

Front

What is the relationship between electricity and magnetism?

Back

Electricity can create a magnetic field, and a changing magnetic field can induce an electric current.

Front

What is a generator?

Back

A device that converts mechanical energy into electrical energy.