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Outside the Magnet
Lines of force travel from North to South.
Inside the Magnet
Lines of force travel from South to North.
Naturally Occurring
Earth, Lodestone (magnetite)
Artificially Permanent
magnets made by magnetic material(Man-made)
examples of Artificially Permanent
ALNICO (Aluminum, Nickel, Cobalt) alloy magnets.
Electromagnets:
Temporary magnet produced by wire wrapped around an iron core carrying current