TEST VARIATION 1 STUDENT ID: FAMILY NAME (last name): YOUR OWN NAME (first name): PLEASE FILL AND BUBBLE IN THE FOLLOWING INFORMATION ON THE SCANTRON: your name Family name first! upper portion of scantron EXAMPLE name: Sandy Tran your student ID: omit the A in front of your ID and start with the first number in column A EXAMPLE: test variation: enter the test variation number that is near the top right of your test! PLEASE READ THE QUESTIONS CAREFULLY! CODE OF CONDUCT You may mark the test (cross or circle) but not write on in it. The test, scantron and note sheets must stay on the table AT ALL TIMES! Concentrate on your test, not your neighbor s! Do not copy answers from other students do not provide answers to other students NO ELECTRONIC DEVICES, NO SMART PHONES, not even to check the time! NO PRINTED NOTE SHEETS! Anything printed other than the test will be confiscated
SIO15 Midterm 1, Monday Oct. 30, 2017 TEST VARIATION: 1 1) Over the last 20 years, which of these natural disasters killed the most people in the U.S.? a) heat waves b) hurricanes c) lightning strikes d) floods e) cold waves 2) Between 1980 and 2003, which of these natural disasters caused the highest total insured losses in the U.S.? a) heat waves and droughts b) wildfires c) tornadoes d) hurricanes e) earthquakes 3) Which of these is an incorrect statement about latent heat? a) energy is released during condensation b) it costs heat to turn water into water vapor c) latent heat is hidden energy d) energy is released during evaporation 4) Which type of energy is stored in an earthquake fault at rest? a) heat b) kinetic c) rotational d) potential 5) Looking down on Earth s orbit, what is the position of Earth, Moon and Sun during Full Moon? a) Sun-Earth-Moon b) Sun-Moon-Earth c) Moon-Sun-Earth d) Sun, Earth, Moon make a right angle e) any configuration makes a Full Moon 6) What kind of tide is specifically related to a New Moon? a) King tide b) high tide c) spring tide d) low tide e) neap tide 7) What is the approximate age of Earth? a) 14 billion years b) 4.5 billion years c) 4.5 million years d) 5000 years 8) Where is the Asteroid belt located? a) between Venus and Earth b) between Earth and Mars c) between Mars and Jupiter d) beyond Neptune
9) In the five-layer Earth model, which layer floats on the mantle? a) lithosphere b) asthenosphere c) mesosphere d) hydrosphere e) cryosphere 10) What is a meteor? a) a space object entering Earth s atmosphere b) a remnant of a space object after it impacted on Earth s surface c) the light phenomenon caused by a space object burning up in Earth s atmosphere 11) Which two forces hold a floating body in isostatic equilibrium? a) gravity and friction b) gravity and downslope c) buoyancy and restoring d) gravity and buoyancy e) inertial and gravity 12) What is meant by post-glacial rebound? a) lithosphere sinks after ice sheets melt b) lithosphere rises after ice sheets melt c) species migrate back to previous climate zone d) return of vegetation in spring e) volcanoes increase eruption rates 13) What generates Earth s nearly dipolar magnetic field? a) volcanic rocks in the crust b) a bar magnet at Earth s center c) solar wind d) currents in liquid outer core e) convection in solid inner core 14) Which type of earthquake typically occurs along a subduction zone? a) strike-slip b) normal c) reverse d) deep normal e) shallow strike-slip 15) Relative to the trench along a subduction zone, where do deep earthquakes occur? a) in front of the trench a) above the trench b) behind the trench c) all of the above 16) What is the earthquake activity called that is triggered by human activity? a) induced seismicity b) transferred seismicity c) referred seismicity d) transformed seismicity e) human activity does not trigger earthquakes
17) The largest earthquakes occur along convergent plate boundaries? a) true b) false 18) Which of the following does not cause tsunami? a) earthquakes b) volcanic eruptions c) tides d) submarine landslides 19) About how long does a tsunami travel from Chile to California? a) 11.5 seconds b) 11.5 minutes c) 11.5 hours d) 3.5 hours 20) Which of these disasters cannot be caused by earthquakes? a) volcanic eruptions b) hurricanes c) dam bursts d) fires e) floods 21) What happens during liquefaction? a) a tsunami floods a low-lying area b) shaken ground behaves like a liquid c) solid rock melts while being heated d) liquids are injected into an earthquake fault 22) Strain is a form of a) energy b) force c) deformation d) heat 23) Earthquakes are more likely to occur at night than during the day? a) true b) false 24) The time of day of an earthquake may affect the number of fatalities. a) true b) false 25) How is INSAR used to forecast earthquakes? a) monitors slow ground movement in aseismic periods b) counts number of small earthquakes c) monitors volcanic eruptions d) monitors groundwater movement 26) Which of these volcanic hazards has the highest fatality rate? a) pyroclastic flows b) lava flows c) ash clouds d) ash fall e) lahars
27) Which of these is NOT a volcanic gas? a) CO 2 b) H 2 O c) O 2 d) SO 2 28) Which principal type of eruption is associated with the Plinian type? a) particularly benign b) particularly violent 29) About when was the last humongous eruption of Yellowstone? a) last year b) 60 years ago c) 600 years ago d) 6000 years ago e) 600,000 years ago 30) When molten magma cools, which mineral is last to crystallize? a) Quartz b) Olivine c) both crystallize at the same temperature 31) On which side of the melting curve does mantle rock have to be in order to be solid? a) right b) left 32) The Cascade volcanoes are found along which type of plate boundary? a) convergent b) transform c) divergent d) strike-slip 33) Which of these techniques is NOT used to monitor volcanoes? a) monitoring groundwater chemistry b) monitoring seismic activity c) monitoring radioactive decay d) geodetic survey of volcano s shape 34) Which two forces control the movement of a mass on a slope? a) gravity and buoyancy b) downslope and resistance c) driving and restoring d) kinetic and potential 35) A mass sliding down a slope without rotating loses which type of energy? a) potential b) heat c) kinetic d) latent heat
36) What does the angle of repose describe? a) increase slope angle b) add mass to bottom c) remove mass from bottom d) reduce slope angle e) a) and c) 37) Which of these reduces the slumping risk on unstable ground? a) installing a swimming pool b) installing a drainage pipe c) lowering the groundwater table d) all of the above e) b) and c) 38) What can lower the ground water table? a) excess farming b) installing a drainage system c) droughts d) all of the above e) a) and b) 39) When do we have spring tides? a) Full Moon b) three-quarter Moon c) first-quarter Moon d) New Moon e) a) and d) 40) What is the name of the most active earthquake fault in San Diego County? a) Rose Canyon b) San Andreas c) San Jacinto d) Elsinore e) Baja 41) Which kind of natural disaster affected the recent California wine harvest? a) wildfires b) lightning strikes c) heat wave d) flood e) a) and c) 42) Which of these plate boundaries can be found in the Gulf of California? a) convergent b) divergent c) transform d) all of the above e) only b) and c) 43) Which of these Atlantic hurricanes did NOT occur in 2017? a) Harvey b) Irma c) Maria d) Katrina