Geol 101 Faults and Earthquakes

Geol 101 Faults and Earthquakes - Geol 101 Faults and...

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Geol 101 Faults and Earthquakes 11/10/2007 13:33:00 In the news  Magnitude 7.6 Earthquake in Pakistan October 8,2005 30,000 killed, 43,000 injured, 2.5 million homeless Shallow earthquake (~10km) In the News Tsunami Disaster December 26,2004 Indian ocean earthquake 9.6: 275,00 killed, 15000;  people mission, 1 million displaced Tsunami Effects o Casualties o Structural Damagae o Economic  o Environmental How is rock Deformed? Earth’s internal heat – mechanical energy  Tectonics forces squeeze, stretch, bend, and break rock in the lithosphere Differential Stress (11.13) Tensional Stress: o Stretches rocks Compressional Stress: o Squeezes rocks o Convergent boundaries Shear Stress: o Slippage and translation o Strike slip fault
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Deformation Successional Stages: o Elastic deformation:  Reversible change in shape volume o Ductile Deformation :
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This note was uploaded on 04/28/2008 for the course GEOL 101 taught by Professor Olinsky during the Fall '08 term at Texas A&M.

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Geol 101 Faults and Earthquakes - Geol 101 Faults and...

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