A magnet attracts metal objects or magnetic substances. Compass or magnet to rotate freely in the plane to rest in the north - south. The north pole pointing to the north pole and the south pole pointing to the south pole. When two magnetic poles, rods closer together. Poles repel each other Different poles attract each
field. There are around a bar magnet. Shown by the vertical arrangement of the iron powder. Magnetic field lines Which direction from the north pole to the south pole of the magnet. The magnetic field is zero, called the neutral point.
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