Lecture15_earthquakes - Haiti Earthquake: magnitude 7.0...

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Haiti Earthquake: magnitude 7.0 -2010 Jan. 12 -4:53PM
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Chilean Earthquake: magnitude 8.8 -2010 Feb. 27 -3:34AM
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Turkish Earthquake: magnitude 6.0 -2010 Mar. 8 -2:32AM
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Recent earthquakes, last 8-30 days
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Oklahoma Earthquake Registers 4.0 “What is wrong here in Oklahoma??? So many earthquakes! I've counted a total of 7 since midnight (Sunday, Jan 24, 2010), with the first one being the strongest one.” Jan. 24, 2010 4:38pm CST | from cococat
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Earthquake Scales Earthquake Hazards
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Earthquakes occur along faults: cracks in the Earth Extensional faults Compressional faults Strike-slip faults
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Elastic rebound theory
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Earthquake Scales Earthquake Hazards
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Earthquake Scales Earthquake Hazards
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Compressional Wave (P-Wave) Animation Deformation propagates. Particle motion consists of alternating compression and dilation. Particle motion is parallel to the direction of propagation (longitudinal). Material returns to its original shape after wave passes.
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1. Push and pull 2. Primary waves- first waves to reach a
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This note was uploaded on 07/07/2010 for the course GEO geo taught by Professor Long during the Spring '10 term at University of Texas at Austin.

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Lecture15_earthquakes - Haiti Earthquake: magnitude 7.0...

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