What is the important measure from weather radar that gives the intensity of the precipitation?
A) time of the echo
B) brightness of the echo
C) number of echoes from a single point
D) height of the echo
E) none of the above
B
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A measure of the economic impact of the young and old on the more economically active and productive members of a population is known as the
A) dependency ratio. B) expectancy ratio. C) youth-elderly cohort. D) infant mortality rate. E) crude death rate. Answer: A
The ability of a country to explore and exploit its resources is based on all but which of the following?
A) the value of its resources B) technological innovations in the country and around the world C) the political situation in that country D) economic conditions in that country E) the value of its resources, technological innovations in the country and around the world, and the political situation and economic conditions in that country.
W. W. Rostow's model of economic development encourages the perception that every country is striving for and moving toward
A) high mass consumption. B) postindustrialism. C) socialism. D) economic self-sufficiency. E) democracy.
Which of the following aquatic ecosystems receives the vast majority of the global inputs of pollution?
a. estuary b. swiftly flowing stream c. deep-water ocean d. coastal parts of the ocean e. slow-moving river