Part B. Propagation of the tsunami resulting from the 2011 Honshu earthquake. Th

Question

Part B. Propagation of the tsunami resulting from the 2011 Honshu earthquake. This table gives the elapsed time after the earthquake occurred (starred location) that the tsunami was detected at various stations in the DART buoy network. Using these data, draw and label on the map below the approximate location of the tsunami wave front 5,10, and 15 hours after the earthquake occurred. (3 pts) 5. Station Elapsed Time 21413 21414 21415 21416 21418 21419 32411 32412 43412 43413 46402 46403 46404 Station Elapsed Time 46407 46408 46409 46410 46411 51406 51425 52402 52403 52405 52406 54401 1 hour 3.25 2.75 8.5 4.25 6.25 7 0.5 16.5 18.5 13 14.5 4.75 5.5 8.5 13 6.5 3.5 4.5 3.5 Arrival times extracted from raw DART data: www.ngdc.noaa.gov/hazard/da 1honshu dart.html

Explanation / Answer

6) osaka, japan -0.5

hawwai - 13

new zealand - 11

7) japan to los angeles the total miles will be 24994 miles

8) japan to los angeles the travel time will be 13-0.5 = 12.5 hours

9) the total distance is 24994 and travel time is 12.5 hour then the speed of the tsunami will be

= 2499.4/12.5 =199miles

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