ch_5_tsunami

ch_5_tsunami - Tsunami Killer Sea Waves GOPH 375 Rogue wave...

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Tsunami Killer Sea Waves GOPH 375
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Rogue wave
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Tsunami vs Wind-blown Waves Figure 1.5
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Tsunamis
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Fig. 4.36
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Fig. 4.37
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Tsunami in Recent Times
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Terminology Tsunami (Japanese): tsu = harbour nami = waves Also known as Tidal Waves or Seismic Sea Waves http://www.globalsecurity.org/eye/andaman-pix2.htm X
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Tsunami Generation Initiation Split Amplif i cation Run-up Ref l ection http://www.gly.fsu.edu/~salters/GLY1000/Chapter4/Chapter4_index.html
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Large tsunami since 1990 (from Prentice-Hall, 2006)
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Causes of Tsunami Earthquakes Volcanic Eruptions Landslides Impacts NASA
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Volcanoes
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Undersea landslides
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Cause: ancient rock slide http://tahoe.usgs.gov/bathimages.html
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Wave length: up to 800 km Speed: up to 800 km/hr (open ocean) ~ 30-60 km/hr (nearshore) Number of waves: variable Period: 10-60 minutes Wave height: ~ 1 m (open ocean) up to 10s of metres (nearshore) Appearance: Rapidly rising tide Series of white-water waves
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This note was uploaded on 03/22/2009 for the course GEOL 171 taught by Professor Tsoflias during the Spring '08 term at Kansas.

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ch_5_tsunami - Tsunami Killer Sea Waves GOPH 375 Rogue wave...

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