6 - 4-6 km/s in crust o Compress material parallel to...

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Nats 101 06/02/2008 16:59:00 Seismic Waves and Earthquake detection Seismic Waves- Vibrations caused by an earthquake Slower surface waves travel along earth’s surface. . Faster body waves travel through Earth’s interior P waves S waves Surface waves are the slowest Rayleigh waves o Result in vertical movement of surface Circular, (up and down hills) Love Waves o Produce a side-to-side movement Surface waves are responsible for most of earthquake damage. Body waves P (primary) waves o First to arrive at a seismograph station
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Unformatted text preview: 4-6 km/s in crust o Compress material parallel to travel direction o Can pass through both solid and liquids S (secondary or shear) waves o Arrive at recording station after P waves but before surface waves 3-4 km/s in crust o Vibrate material perpendicular to travel direction o Can pass through solids but not liquids Time it takes seismic waves to reach a seismograph station increases with distance from earthquake focus 06/02/2008 16:59:00 06/02/2008 16:59:00...
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6 - 4-6 km/s in crust o Compress material parallel to...

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