EAR 105 3:21

EAR 105 3:21 - • When a fault ruptures it releases the...

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EAR 105 3/21 Plate Tectonics and the March 2011 Tohoku earthquake Transform Plate Boundries are relatively common, and typically link other boundaries together. What causes an earth quake? 1. stress- force against an object, causes 2. elastic deformation- which builds until 3. rupture- material breaks 4. elastic rebound- and snaps back to its original shape
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Unformatted text preview: • When a fault ruptures, it releases the built-up energy in the form of seismic waves • P and S waves • Surface waves Surface waves- cause most of the samage during earthquakes Love waves- shake side to side Rayleigh waves- rolling motion 10^9/10^7 = ~100 times more shaking than Haiti 32^9/32^…. . ………...
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