Question

Which of these is true about a magnetic field?
It has the same magnitude at every point.
It points in the same direction as it would make a compass point.
It has a magnitude at each point but no specific direction.
It has the same direction at every point.

Answer 1

The answer is It points in the same direction as it would make a compass point.  In a magnetic field, the direction of the magnetic field at any location is described as the direction in which the north pole of a compass needle points at that location.