Multiple Choice Quiz
Multiple Choice Quiz
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To help you master concepts from Chapter 16 (Earthquakes), take this sample examination and feel the Earth move under your feet!

 1 The elastic rebound theory: Need a Hint? A) explains folding of rocks. B) explains the behavior of seismic waves. C) explains the origins of earthquakes. D) none of these. 2 The point within the Earth where seismic waves originate is: Need a Hint? A) the epicenter. B) the fault scarp. C) the origin. D) the focus. 3 P-waves are: Need a Hint? A) transverse surface waves. B) compressional body waves. C) tensional surface waves. D) shearing body waves. 4 The minimum number of seismic stations needed to locate an earthquake is: Need a Hint? A) 8 B) 2 C) 3 D) 1 5 The Richter Scale is used to determine: Need a Hint? A) intensity of earthquakes. B) the magnitude of earthquakes. C) the damage from earthquakes. D) the number of casualties in an earthquake. 6 Benioff Zones are associated with: Need a Hint? A) mid-ocean ridges B) ancient mountain chains C) subduction zones D) all of these. 7 Most earthquakes at divergent plate boundaries are: Need a Hint? A) shallow focus B) intermediate focus C) deep focus D) all of these. 8 Most earthquakes at convergent boundaries are: Need a Hint? A) shallow focus. B) intermediate focus. C) deep focus. D) all of these. 9 A zone of shallow earthquakes along normal faults is typical of: Need a Hint? A) divergent plate boundaries. B) convergent plate boundaries. C) transform plate boundaries. D) none of these. 10 A seismic gap is: Need a Hint? A) the time between large earthquakes. B) a segment of an active fault where earthquakes have not occurred for a long time. C) the center of a tectonic plate where earthquakes rarely occur. D) a large chasm opened by an earthquake. 11 Which of the following is characteristic of a tsunami? Need a Hint? A) very long wavelength. B) very fast moving. C) very low amplitude in the open ocean. D) all of these. 12 The fastest seismic waves are: Need a Hint? A) P-waves B) S-waves C) Love Waves D) Rayleigh Waves 13 The first seismic waves to arrive at a seismic station are: Need a Hint? A) P-waves B) S-waves C) Love waves D) Rayleigh waves 14 The first motion of an earthquake detected at a seismic station is: Need a Hint? A) always compressional. B) always dilatational. C) varies depending on the earthquake location relative to the seismic station. D) meaningless in the analysis of earthquakes. 15 Analyses of earthquake first motions are useful for: Need a Hint? A) determining the location of an earthquake. B) determining the magnitude of an earthquake. C) determining the style of faulting that caused an earthquake. D) determining the depth of an earthquake. 16 Analyses of seismograph records cannot provide information on: Need a Hint? A) the magnitude of the earthquake. B) the location of the earthquake. C) the number of fatalities in an earthquake. D) the depth of the earthquake. 17 Which of the following states has a significant seismic hazard? Need a Hint? A) California B) Tennessee C) Arkansas D) all of these. 18 The process of fluidizing water-saturated soil during an earthquake is known as: Need a Hint? A) liquefaction. B) quick sand. C) gelatinization. D) none of these. 19 Among the secondary effects of large earthquakes are: Need a Hint? A) tsunamis. B) fires. C) landslides. D) all of these. 20 Which of the following areas is most likely to experience a large magnitude earthquake? Need a Hint? A) southern California B) Arctic Canada. C) eastern Brazil. D) southern Australia.