Question

give reason for the following magnets are used to find direction​

Answer 1

Answer:

Compasses are mainly used in navigation to find direction on the earth. This works because the Earth itself has a magnetic field which is similar to that of a bar magnet (see the picture below). The compass needle aligns with the Earth's magnetic field direction and points north-south

Answer 2

Answer:

A compass has a magnetic needle which can move around a pivot. We know, that a magnet always points to north-south direction. This property of magnet is utilised to find directions with the help of a compass.