Monday, 24 November 2014

Magnetic field of the Earth

New ELI today 'Why won't my compass work on the other side of the Equator? - understanding the three dimensional magnetic field of the Earth'. People who take their magnetic compass from one hemisphere to the other are often surprised that it doesn't work in both. The activity uses this finding as a prompt to explain the three-dimensional nature of the Earth's magnetic field.
Visit our website for more ideas about teaching Earth's magnetism.

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