Electromagnetism

Front

What is electromagnetism?

Back

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

Front

True or False: The Earth produces its own magnetic field.

Back

True

Front

What happens to the strength of an electromagnet when the number of coils is increased?

Back

The strength of the electromagnet increases.

Front

What is the effect of the south pole of one magnet on the south pole of another magnet?

Back

Repulsive.

Front

What device converts electric current into mechanical motion?

Back

Motor.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

Front

True or False: Using fewer coils decreases the strength of the electromagnet.

Back

True.

Front

What is the relationship between electric current and magnetism?

Back

Electric current produces a magnetic field.

Front

What is the effect of the north pole of one magnet on the south pole of another magnet?

Back

Attractive.

Front

What is a generator?

Back

A generator is a device that converts mechanical energy into electrical energy.