Magnetism

Front

What is magnetism?

Back

Magnetism is a force that can attract or repel certain materials, such as iron, and is produced by the motion of electric charges.

Front

What are the two types of magnetic poles?

Back

North pole and South pole.

Front

What happens when you bring two north poles of magnets together?

Back

They repel each other (push apart).

Front

What happens when you bring a north pole and a south pole of magnets together?

Back

They attract each other (stick together).

Front

What is a magnetic field?

Back

The space around a magnet where its magnetic force can act.

Front

What is a compass?

Back

A compass is a device that uses a magnetized needle to show direction, pointing towards the Earth's magnetic north.

Front

What is the largest magnet in the world?

Back

The Earth.

Front

What is a lodestone?

Back

A naturally magnetized piece of the mineral magnetite.

Front

What is a temporary magnet?

Back

A material that becomes a magnet when in a magnetic field but loses its magnetism when the field is removed.

Front

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

Back

A permanent magnet retains its magnetism over time, while a temporary magnet only acts as a magnet when in a magnetic field.