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Earth’s Magnetic Field and the Sun-Earth Connection

Developed by Hilary Clement Olson, Institute for Geophysics, Jackson School of Geosciences, The University of Texas at Austin

How to cite this work: Olson, H.C. 2009. Earth’s Magnetic Field and the Sun-Earth Connection, TXESS Revolution, WEBPAGE, Date Accessed.


Overview

Earth has a magnetic field that shields it from harmful cosmic radiation. In some ways, Earth's magnetic field behaves in the same way that magnetic fields on ordinary magnets behave (see the field around an ordinary bar magnet as illustrated by the pattern of iron filings). Image from http://en.wikipedia.org/wiki/File:Magnet0873.png; downloaded 10/13/2009