The region around a magnet where a force acts on another magnet or on a magnetic material is called the magnetic field.

A permanent magnet produces its own magnetic field and is always magnetic. An induced magnet is a material that becomes magnetic when placed in a magnetic field.

The force between a magnet and a magnetic material is always a force of attraction.

The Earth has a magnetic field. This is due to the magnetic properties of the Earth’s core.

1

The diagram shows 2 iron nails that have become induced magnets. Explain why there is a gap between them (indicated by the arrow).

2

What is an object called that creates a magnetic field?

3

The diagram shows an iron nail before and after a magnet is placed near it. Fill in the gap: the iron nail becomes ....... when a magnet is placed near it.

4

Complete the sentence: an induced magnet loses its magnetism when ...

5

A needle on a plotting compass points in the direction of the Earth’s magnetic field. Which pole does the tip of the needle point at?