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 


Answer: B

Environmental & Atmospheric Sciences

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You would expect vertical airflow in an anticyclone to result in:

A) convergence aloft. B) convergence at the surface. C) divergence aloft. D) clouds.

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For precipitation to occur,

A) the force of gravity is incapable of overcoming the buoyant forces keeping water droplets and ice crystals suspended. B) instability within the clouds must exceed the pull of gravity. C) buoyant forces keeping water droplet and ice crystals suspended must be greater than the force of gravity. D) buoyant forces keeping water droplets and ice crystals suspended must be less than the force of gravity.

Environmental & Atmospheric Sciences

Permanent settlements existed prior to the beginning of recorded history around ________ years ago

A) 10,000 B) 1,000 C) 200,000 D) 24,000 E) 5,000

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The difference between the warmest and coldest monthly mean temperatures for a given place is the ____________________ temperature range

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences