Mid-latitude cyclonic storms are better developed in the United States during the coldest months because the polar jet stream ____
A) is weakest in the winter
B) moves farther north in the winter
C) is shut down in the winter
D) moves farther south in the winter
D
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Many brownfield sites involve social issues centering around
A) the precautionary principle. B) environmental justice. C) ecosystem restoration. D) environmental economics.
At constant temperature the pressure on a 10.0 L sample of gas is changed from 1140 torr to 1.00 atm. What is the new volume of the gas sample?
A) 0.00877 L B) 6.67 L C) 15.0 L D) 114 L
Approximately how many plant and animal species have been identified?
A) 100,000 B) 1.75 million C) 3.4 million D) 13.6 million E) 111.7 million
Europeans, especially the British, were able to dominate South Asia from the 17th century primarily because they were able to exploit
A. the coastal trade cities. B. natural resources with the technologies of the Industrial Revolution. C. the conflicts between many small, fragmented and competing kingdoms. D. the pacifist tendencies of Hindu and Buddhist practitioners.