Magnetic Mania…Magnetism on Earth and Beyond

1/24/2012; 9 minutes

Explore magnetism around us on Earth and in outer space. The four main points (big ideas) in this movie are as follows: we find magnetism on Earth and beyond (moving from the small and immediate to the large and celestial); magnetic force is invisible; Sun and Earth are magnetic; electricity is always associated with magnetism. (#23378)

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