111ass4 - 2 Figure 2: Schematic seismograms from three...

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1 Name: _______________________________ Due Thursday November 17, 2011 GY 111 Physical Geology (worth 35 points) Earthquake Exercises 4a) Determine the location of the earthquake epicenter using data summarized in Figures 1 and 2. Plot your “circles” map associated with question 4b. Fill in the blanks on the following table before you get too carried away with the map (It will help you to piece together all of the information before you start drawing circles). (The table is Worth 15 points) Station Ts-Tp T (seconds) Epicentral Distance (km) Mobile 13:55:50.0- 13:55:40.0 10.0 90 Pensacola Montgomery Figure 1: Simplified travel time curves for P- and S-waves through "average" rock. Example data is from the Mobile station in the table above.
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Unformatted text preview: 2 Figure 2: Schematic seismograms from three fictitious seismograph stations in the Gulf Coast region. Time clicks are indicated by periodic upward deflections in the trace. The first (13:55:00) is used to synchronize all three of the stations. Refer to the faults on-line help pages (on the class website) for additional explanation of these diagrams. 3 1b) Using the county map of the southeastern United States, determine the location of the epicenter of the earthquake. Be sure to label the location of the epicenter on the map (Its worth 15 points) 1c) In which county was the epicenter of the earthquake?_________________( 5 points)...
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111ass4 - 2 Figure 2: Schematic seismograms from three...

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