GEOL Final 1403: Earthquakes and Earth Interior – Flashcards
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Which area did NOT have casualties caused by the Indonesian earthquake of 2004?
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All of these areas had casualties
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What was the main cause of death associated with the 2004 Indonesian earthquake?
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A large ocean wave or tsunami
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Which of the following types of faults do NOT generate earthquakes?
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Thrust Fault
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An earthquake generated on this type of fault would most likely be associated with a:
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transform boundary
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On this map of earthquakes near Japan, why do shallow earthquakes occur to the east and deeper earthquakes occur to the west?
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The subduction zone dips to the west
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On this map of South America and adjacent areas, which site would have the steepest earthquakes?
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2, below he magmatic belt
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Most earthquakes occur along:
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continental margins
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Which of the following is a characteristic of P-waves?
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They compress and then expand the rock in the direction the waves travels
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Why is it important to study prehistoric earthquakes?
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To determine the recurrence intervals and likely size of earthquakes to help people in a region plan for future seismic events
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In the map to the right, areas of significant earthquake risk are shaded. Most high risk areas will be located:
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Near a boundary between tectonic plates
