http://www.freespirit.moonfruit.com Tue, 8 Jul 2008 12:09:15 GMT Tue, 8 Jul 2008 12:09:15 GMT 05elekb http://www.freespirit.moonfruit.com/_comment/563222 An earthquake is a shaking of the ground caused by the sudden breaking and movement of large sections (tectonic plates) of the earth's rocky outermost crust. The edges of the tectonic plates are marked by faults (or fractures). Most earthquakes occur along the fault lines when the plates slide past each other or collide against each other.

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