Earthquakes Exam 1

Earthquakes Exam 1 - EARTHQUAKES AND NATURAL DISASTERS,...

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EARTHQUAKES AND NATURAL DISASTERS, GEOL 171 EXAM #1 TUESDAY, FEBRUARY 12, 2008 Instructions : Use a #2 pencil. On the bubble sheet, print and darken the NAME and 7-digit ID # at the appropriate spaces and bubbles; LEFT JUSTIFY the ID #. (If we have to manually enter your grade due to incorrect darkening of name or ID # bubbles, 3% will be subtracted from your grade for this exam .) Most questions offer 5 possible choices. Choose the one you believe best fits as an answer. Read each question carefully before selecting the best answe r. Save the exam as a study guide for the final exam; key will be posted on Blackboard. Good Luck 1. The oldest rocks on the ocean floors are about ________ years in age. A. 50,000 B. 4.5 billion C. 200 million D. one million E. 2 billion 2. Which of the following wave types travels slowest through rock? A. P-waves B. They all travel with the same velocity. C. surface waves D. S-waves E. body waves 3. Earthquake-induced ground motions cause buildings to sway at certain periods. In general, the taller the structure the _______ the period, and the stiffer the structure the ______ the period. A. longer / longer B. longer / shorter C. shorter / longer D. period does not depend on building height nor construction material E. shorter / shorter 4. The heat that transformed the Earth early in its history came primarily from all but which of the following? A. impact energy C. magnetic energy B. gravitational energy D. decay of radioactive elements 5. When oceanic lithosphere collides with another plate, the ________ in the process of subduction. A. younger, warmer plate goes beneath the older, colder plate B. plates both disappear downward C. plates pile up, forming mid-ocean ridges D. older, colder plate goes beneath the younger, warmer plate
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6. Geologists have shown that the east coast of the United States faces a serious tsunami threat from __________. A. volcanic flank collapse in the Canary Islands B. large earthquakes offshore of Portugal C. break up of Antarctic ice shelves D. meteor impact in the Mediterranean Sea E. landslides along the white cliffs of Dover 7. The Richter Scale is set up so that for every _______ increase in the amplitude of the recorded seismic wave, the Richter magnitude increases one number, e.g., from 4 to 5. A. eight-fold D. hundred-fold B. two-fold E. four-fold C. ten-fold 8. The primary energy sources that make the Earth an active body include all but which of the following? A. gravity B. the impact of extraterrestrial bodies C. photosynthesis D. the Sun E. the Earth's internal heat 9. The most famous and outspoken of the early proponents of continental drift was ________________. A. Galileo B. Alfred Wegener C. Immanuel Kant D. Leonardo da Vinci E. Plato, for whom "plate tectonics" was named 10. The rapid increase in human population during the past several centuries is an example of ________________ growth.
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This note was uploaded on 05/12/2008 for the course GEOL 171 taught by Professor Tsoflias during the Spring '08 term at Kansas.

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Earthquakes Exam 1 - EARTHQUAKES AND NATURAL DISASTERS,...

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