• Question: why is the centere of the earth magnetic?

    Asked by domino90 to Chris on 14 Mar 2016.
    • Photo: Chris Conselice

      Chris Conselice answered on 14 Mar 2016:

      magnetism is a mystery. No one really knows why they exist.

      However, if you have a rotating piece of metal, like the core of the earth, then it’ll often be magnetised.

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