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Magnets (Characteristics of magnets (Loses its magnetism (Hammered,…
Magnets
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Users of magnets
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cause trains to float above the tracks and move forward eg Maglev trains in Germany, China and Japan
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How to make a magnet
Electrical magnet
Electromagnets
Iron :
The more the number of coils ,the stronger the electromagnet
Batteries
The more batteries used,the stronger the electromagnet
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Coil electrical wire
The greater that no of coils, then stronger the electromagnet
The greater the number of poles,the stronger the magnet
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