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Powerpoint Description:

This slideshow covers: permanent vs induced magnetism, which metals are magnetic, magnetic fields around a bar magnet and where the field is strongest, the Earth's magnetic field, plotting a magnetic field using a compass, magnetic field around a current-carrying wire, making an electromagnet, factors that affect the strength of an electromagnet, the motor effect, Fleming's Left Hand Rule, F=BIL, example questions on the motor effect, using motors in everyday devices, how to build a motor.

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