What is ‘true north’?
The direction to the geographic north pole, ‘grid north’
What is ‘magnetic north’?
The direction that a compass needle points to as it aligns with the Earth’s magnetic field
What is a magnetic field line?
An imaginary line which indicates the direction of force caused by a magnet
What is a magnetic field?
The area around a magnet in which there is magnetic force.
North and north, repel or attract?
Repel
South and south, repel or attract?
Repel
North and south, repel or attract?
Attract
Why does the Earth appear to be a magnet?
Because inside the Earth, it contains iron and nickel