Where do the largest debris flows and rock slides occur?
A) in wide, broad canyons
B) in steep, narrow canyons
C) on steep mountains or hillsides
D) on volcanoes
Answer: D
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Many politicians and others have advocated that the U.S. reduce its dependence on oil by increasing its domestic drilling program. What are the prospects for this and the correct reason?
A. Poor, because the U.S. has so little of the world's proven oil reserves. B. Excellent, because oil production from shale is guaranteed to increase dramatically and last for decades. C. Excellent, because ANWR will produce several billion barrels once it is developed. D. Not necessary, because the U.S. has such a large share of the world's proven oil reserves.
On a weather map, which of the following types of weather fronts are drawn to indicate where cold air is replacing cool air?
A. cold front B. warm-type occluded front C. cold-type occluded front D. warm front
Which of the following is not a common rock forming mineral?
A) iron B) carbon C) magnesium D) potassium
If you drilled into an oceanic plateau, what would you most likely find?
A. large amounts of basalt derived from melting in the mantle B. andesitic volcanoes buried by turbidity currents C. a normal thickness of oceanic crust overlain by andesitic volcanoes D. a thin layer of oceanic sediment over continental crust