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Electromagnet

No change in size, 13:35, 4 March 2019
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===Compared to a Bar Magnet===
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| style="height:20px; width:200px300px; text-align:center;" |'''Advantages of an Electromagnet over a Bar Magnet'''| style="height:20px; width:200px300px; text-align:center;" |'''Disadvantages of an Electromagnet compared to a Bar Magnet'''
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Changing the [[Electrical Current|current]] can change the strength of an [[electromagnet]].
The direction of the [[Magnetic Field|magnetic field]] can be changed in an [[electromagnet]] by changing the direction of the [[Electrical Current|current]].
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[[Electromagnet]]s require a source of power to work.
[[Electromagnet]]s increase in [[temperature]] as they are used.
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