Magnetic Fields

Front

What does the Earth's magnetic field do?

Back

Protects the Earth from solar radiation.

Front

What can magnets do?

Back

Attract & repel.

Front

What does 'attract' mean in terms of magnetism?

Back

To pull objects close to each other.

Front

What is kinetic energy?

Back

The energy that an object has because it is moving.

Front

What force converts potential energy to kinetic energy in metal blocks?

Back

Magnetic force.

Front

What is a magnetic field?

Back

The space around a magnet in which magnetic forces can act on objects.

Front

What are the two poles of a magnet called?

Back

North pole and South pole.

Front

What happens when like poles of magnets are brought together?

Back

They repel each other.

Front

What happens when opposite poles of magnets are brought together?

Back

They attract each other.

Front

What is the source of the Earth's magnetic field?

Back

Movement of molten iron in the Earth's outer core.