'Footwall moves' diaporamas de présentation

Plate tectonics

Plate tectonics. 5.1 Drifting Continents 1910 Alfred Wegener Hypothesized that all the continents were once joined together in a single landmass call Pangea and have since drifted This became known as CONTINENTAL DRIFT

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Earthquakes and Faults

Earthquakes and Faults. 1. Faults. A fault is a break or fracture between two blocks of rocks in response to stress. Three types of stresses produce faults Tension Compression Shear One block has moved relative to the other block.

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Chapter 7:Earthquakes

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