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Geomagnetism
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  • Length

    01:00 mins

  • Education Subject Areas

    Earth Science

    General Science

    Physical Science

  • Year Produced

    2010

  • Reference Number

    08NG11972

  • Title

    Geomagnetism

Geomagnetism

Wherever you are on Earth, the magnetized needle of a compass will always point in the same direction. This occurs because Earth is surrounded by a magnetic field. It is still not well understood why the Earth is magnetized, as geomagnetism is still a very mysterious process.

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