Cooling in the upper atmosphere and in near-surface temperatures can be explained by:
A) greenhouse effect.
B) increased albedo.
C) rise in sea-level.
D) increase in ocean temperatures.
Answer: A
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Indicate whether the statement is true or false
When two tectonic plates converge, one plate is subducted. This means that
A. one plate is forced to slide alongside the other in the same direction. B. one plate is forced to slide alongside the other in the opposite direction. C. one plate is forced over the other. D. one plate is forced beneath the other.
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a. True b. False Indicate whether the statement is true or false
The boundary between air masses having different temperatures (and hence, different densities) is called a(n) ________.
A) isotherm B) front C) fog bank D) cloud