Magnetism

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet that can be turned on and off using electricity.

Front

What happens when you cut a bar magnet in half?

Back

You get two smaller magnets, each with a North and South pole.

Front

What are the two poles of a magnet called?

Back

North pole and South pole.

Front

How does a permanent magnet differ from an electromagnet?

Back

A permanent magnet keeps its magnetism for a long time, while an electromagnet can be turned on and off.

Front

How many poles does a magnet have?

Back

A magnet has 2 poles.

Front

What materials are attracted to magnets?

Back

Materials made of iron, nickel, and cobalt are attracted to magnets.

Front

What is the magnetic field?

Back

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

Front

What is a magnetic domain?

Back

A magnetic domain is a region within a material where the magnetic fields of atoms are aligned in the same direction.

Front

What is the difference between a temporary magnet and a permanent magnet?

Back

A temporary magnet loses its magnetism quickly, while a permanent magnet retains its magnetism.

Front

What is magnetite?

Back

Magnetite is a naturally occurring mineral that is a type of iron ore and is magnetic.