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  1. keannu's Avatar
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    #1

    the field reverses

    I'm sorry this is a scientific question, but do you happen to know how the reversing of the magnetic field around the earth happens?

    gu128)Our planet is surrounded by a magnetic field, but it could vanish at any time. Around every 200,000 years the field reverses, which causes it to temporarily disappear...

  2. probus's Avatar
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    #2

    Re: the field reverses


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