Electricity and Magnets MP 3 Review

Front

What is a permanent magnet?

Back

A permanent magnet is a material that maintains its magnetic properties over time and can attract or repel other magnets.

Front

What is a temporary magnet?

Back

A temporary magnet is a material that acts like a magnet only when it is in the presence of a magnetic field and loses its magnetism when the field is removed.

Front

What happens when two north poles of magnets are brought together?

Back

They repel each other.

Front

What happens when a north pole and a south pole of magnets are brought together?

Back

They attract each other.

Front

What is an insulator?

Back

An insulator is a material that does not easily allow the flow of electricity.

Front

What is a conductor?

Back

A conductor is a material that allows electricity to flow through it easily.

Front

What is a circuit?

Back

A circuit is a closed loop that allows electricity to flow from a power source to a device and back.

Front

What is the role of a light bulb in a circuit?

Back

A light bulb converts electrical energy into light energy.

Front

What is a magnetic field?

Back

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

Front

What are the two poles of a magnet?

Back

The two poles of a magnet are the north pole and the south pole.