a piece of metal 12volt batt a piece of wire
a magnet that remains magnetized for only a small time interval as compared to a permanent magnet.
There are two main/most common, types of magnet. One is permanent and the other is temporary. There could be more detailed classifications, but I do not know them ;)
The three things that are required to start and maintain fire are fuel,heat and oxygen.
No.
armature, stator, rotor
It doesn't
three things required for electromagnet are hands eyes ears have fun! lol
oxygen, water, and the right amount of sun light
Clear cache memory delete temporary internet files and cookies decrease CPU usage
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Uv rays, carbon dioxide, and water
iron nickel cobalt