Magnet - A material that attract iron , nickel, cobalt, Magnetic poles - The strongest part of the force on a magnet is called the pole, and a bar magnet has two poles., Magnetism - Magnetism is the force exerted by magnets when they attract or repel each other. , Attract - Poles that are different attract each other;, Repel - Poles that are the same repel each other;, Magnetic field - a tool that describe how the magnetic force is, Magnetic compass - It has a magnetized needle that can tell us direction.,

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