Frost wedging in the mountains produces ____
A)tailings
B)talus
C)conglomerate
D)exfoliate
E)regolith
B
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Judging from the data on pathways from primary energy sources to end uses in the United States, if we wanted to decrease petroleum consumption and concentrate on more-efficient technology, we would need to focus on which area?
A) Residential B) Commercial C) Industrial D) Transportation
Ensemble forecasting
A) should give the same results for all simulations. B) can give a more accurate probability of future weather. C) will soon allow accurate forecasting 4 to 6 weeks into the future. D) combines the results of British, European, and American models. E) all of the above
What do the vast majority of climatologists who have carefully examined the data agree on regarding human-induced global warming?
a. Human-induced global warming has begun and is increasing. b. Human-induced global warming has begun, but it is decreasing. c. Human-induced global warming has not yet begun, but should start by 2050. d. Global warming has begun, but it is not human-induced. e. Global warming has not begun.
In the United States about 2.5% of the land is floodplain and home to about ________ percent of the population.
A. No one in the U.S. lives on floodplains because of flood-zoning legislation. B. 6.5 C. 65 D. 0.065 E. 0.65