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Exam (elaborations)

UW ESS 101 Midterm Questions with answers

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UW ESS 101 Midterm Questions with answers

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UW ESS 101 Midterm Questions with
answers

1. What mineral group is a major economic source of
lead? - CORRECT ANSWERS ✔✔A. Sulfide


2. The ________ mineral group is a major economic source
lime for cement - CORRECT ANSWERS ✔✔D. Carbonate


3. Meteorites that strike the earth are predominantly
composed of _______? - CORRECT ANSWERS ✔✔A. Iron-
nickel and silicate minerals


4. Why are P-waves completely absorbed as they enter
the outer core? - CORRECT ANSWERS ✔✔E. None of the
above are correct as P-waves are not completely
absorbed in the outer core


5. During differentiation of the earth, heat was generated
from ________ - CORRECT ANSWERS ✔✔A. Kinetic heating
B. Compressional heating
C. Radioactive heating

, 6. Why does the Yellowstone hotspot volcanism produce
more explosive eruptions than the Hawaii hotspot
volcanism? - CORRECT ANSWERS ✔✔C. Upwelling basaltic
magma partially melts the overlying continental crust
producing viscous rhyolitic lava


7. Increased Van der Waal forces ________ - CORRECT
ANSWERS ✔✔A. Evolve into covalent bonds
C. Increase the melting point or a substance


8. Which of the following answers is not a characteristic
of a metal? - CORRECT ANSWERS ✔✔A. All metals are
anions


9. Which seismic wave shadow zone occurs at an angular
distance >105 of the earthquake epicenter? - CORRECT
ANSWERS ✔✔B. S-wave


10. Which seismic waves are shown on the seismogram
measured at the seismograph station located at an
angular distance of 155 degrees from the earthquake
epicenter? - CORRECT ANSWERS ✔✔A. P-wave


11. What seismic evidence do seismologists use to
indicate that the asthenosphere is only partially melted? -

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