Electromagnetic Forces 1

Front

What happens when we rub a needle on a magnet several times?

Back

The needle becomes a magnet.

Front

What device converts electrical energy into mechanical energy?

Back

Electric motor.

Front

What happens if you wrap more coils around an electromagnet?

Back

It will become stronger.

Front

What does the Law of Conservation of Energy state?

Back

The total amount of energy is conserved.

Front

What is created when a magnet moves through a coil of wire?

Back

An electric current.

Front

What is an electromagnet?

Back

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

Front

What is electromagnetic induction?

Back

The process of generating electric current with a changing magnetic field.

Front

What is a solenoid?

Back

A coil of wire that produces a magnetic field when carrying an electric current.

Front

What is the relationship between electricity and magnetism?

Back

Electricity can create magnetism and vice versa.

Front

What is a ferromagnet?

Back

A material that can be magnetized and is attracted to magnets.