A magnetic pole is the north or south end of a magnet, where the magnet exerts the most force. However, it is called the north magnetic pole because it is close to the north geographic pole. Launch th...A magnetic pole is the north or south end of a magnet, where the magnet exerts the most force. However, it is called the north magnetic pole because it is close to the north geographic pole. Launch the PLIX Interactive below to learn more about how a compass utilizes the Earth’s magnetic field and observe what happens to a compass as you change positions on Earth: Earth acts as a giant magnet with magnetic poles and a magnetic field over which it exerts magnetic force.