Electricity, Magnetism, and Electromagnetism Test Review

Front

What happens when two magnets are brought close together with the same poles facing each other?

Back

They will repel each other.

Front

What is Electromagnetic Induction?

Back

It is the process of creating a magnetic field using electricity.

Front

How can you make a simple electromagnet stronger?

Back

By adding more coils of wire to the nail.

Front

What type of magnet can be turned on and off?

Back

An electromagnet.

Front

What surrounds a current flowing through a wire?

Back

A magnetic force.

Front

What is the definition of electricity?

Back

Electricity is the flow of electric charge, typically through a conductor.

Front

What is a magnetic field?

Back

A magnetic field is the area around a magnet where magnetic forces can be felt.

Front

What is the difference between a permanent magnet and an electromagnet?

Back

A permanent magnet maintains its magnetic properties, while an electromagnet can be turned on and off.

Front

What is the role of a battery in an electromagnet?

Back

The battery provides the electric current needed to create the magnetic field.

Front

What happens to the magnetic field when the electric current is turned off in an electromagnet?

Back

The magnetic field disappears.