The geological study of rocks around a previously active volcano ____
a. ?is of scientific interest but does not aid eruption prediction
b. ?is complicated by the effects of erosion
c. ?concentrates on the study of tuff layers, with little other useful information
d. ?can detect chemical changes in rocks caused by carbon dioxide emissions
e. ?can only identify sites of lava flows
ANSWER: b
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Central Place Theory predicts larger settlements are
A) more numerous and closer together. B) more numerous and farther apart. C) less numerous and farther apart. D) less numerous and closer together. E) more numerous.
The U.S. Department of Energy predicts that in 2040 the average American will use ________ energy as compared to today. This is primarily due to ________
A) less; global warming B) less; more energy-efficient appliances, homes, and vehicles, and migration to warmer areas C) less; shorter commute distances and more energy-efficient buildings D) more; larger homes E) less; more people working from home
The heat from a chinook wind is generated mainly by
a. compressional heating. b. sunlight. c. warm, ocean water. d. friction with the ground. e. forest fires.
The accuracy of hurricane forecasting
A) has improved over the past decade. B) has declined over the past decade. C) will never be good enough to save lives. D) depends greatly on the size of the storm. E) depends greatly on the strongest wind speeds in the storm.