Magnetic fields
2 marks · EasyWhy are magnetic field lines drawn from the north pole to the south pole of a magnet?
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Magnetic field lines are drawn from north to south to show the direction a north pole would move in the field and the direction of the magnetic force.
Also accept: They show the direction of force on a north pole.; To show the direction of the magnetic field outside the magnet.
Common mistakes: States field goes from south to north.; Does not mention direction or force.
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Marking points
B1 · 1 mark · States that this shows the direction of magnetic force.
B1 · 1 mark · Mentions that the direction is the way a north pole would move outside the magnet.
Worked solution
Because outside a magnet, the field lines show the direction that a north pole would move. The magnetic field is defined by this direction, from north to south.