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ILMU KELAUTAN UNPAD ®2011 - Blogs Unpad

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Magnetic Field•Arah medan magnet yang dinamakan‘normal polarity’.•Awal 1960-an ditemukan adanyaperibahan medan magnet secara periodik.Contoh: Kutub utara medan magnetmenjadi selatan dan sebaliknya.•Bumi mengalami ‘reversed polarity’, tapisecara fisik Bumi tidak mengalamiperubajan rotasi.

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