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Evidence of these reversals are found in basalts

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Unformatted text preview: of the field is the direc&on a north pole would point. –  Compare to the electric field produced by like charges Earth’s Magne&c Field •  The Earth’s geographic north pole corresponds to a magne&c south pole. •  The Earth’s geographic south pole corresponds to a magne&c north pole. •  The Earth’s magne&c field resembles that achieved by burying a huge bar magnet deep in the Earth’s interior. •  The magne&c and geographic poles are not in the same exact loca&on. Source of the Earth’s Magne&c Field •  There cannot be large masses of permanently magne&zed materials since...
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