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How many times has earth's magnetic field reversed polarity in the last 4 million years? ( Its not 5)
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How many times has earth's magnetic field reversed polarity in the last 4 million years? ( Its not 5)
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Nov 21, 2018
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How many times has earth's magnetic field reversed polarity in the last 4 million years? ( Its not 5)
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The have been 17 reversals in the span of 4 million years
Nikola Obreshkov
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Nov 24, 2018
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Nikola Obreshkov
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