Electricity and Magnetism

Front

What is the charge of a proton?

Back

Positive charge.

Front

What is the charge of an electron?

Back

Negative charge.

Front

What is a neutron's charge?

Back

Neutral (no charge).

Front

What is a magnetic domain?

Back

A group of atoms with their magnetic poles pointing in the same direction.

Front

What is an electric circuit?

Back

A closed path in which electric charges flow.

Front

What happens when the direction of current flow in a wire coil is reversed?

Back

The north and south poles of the electromagnet switch places.

Front

What is electric resistance?

Back

The opposition to the flow of electric current.

Front

What is electric force?

Back

The force between charged objects.

Front

What is a generator?

Back

A device that converts mechanical energy into electrical energy.

Front

What is an electromagnet?

Back

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