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Magnetism (The force of magnetism (Since magnetic materials can cause…
Magnetism
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Magnets could be so stronger could be able to move a fridge or a big crane, so they are really strong.
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The force of magnetism
Since magnetic materials can cause other materials to move from rest, magnetism is a force.
Magnets will exert a force on iron, nickel, cobalt and some alloys like alnico (mixtures of metals), but other materials like paper, wood and plastic are not affected by magnet.
Alnico is a magnetic substance made up of Aluminium, Nickle and Cobalt
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The test for a magnet
If you need to figure out if a metal is magnetic, the true test is repulsion. Only a magnet can repel another magnet.