Atmospheric stagnation is a condition normally brought on by ____
a. gusty winds behind a cold front
b. light winds and poor vertical mixing
c. overcast skies
d. tall buildings in a city
e. movement of an upper level trough overhead
ANSWER: b
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Which of the following is probably least at risk for geologic hazards?
a) next to a river in low areas b) near an active fault c) on soils that gently expand when wet d) on gentle slopes away from mountains e) close to, but upwind of, an active volcano
The statistical properties of the atmosphere of a region is that region's ________
Fill in the blank(s) with the appropriate word(s).
A Santa Ana (or Chinook or Foehn) wind is a:
A) wind that is peculiar to the China mainland. B) cold, damp wind blowing off snow fields. C) very dry, warm wind coming down a mountain slope. D) wind associated with a blizzard.
Which of the following is NOT typical of a lake ecosystem?
A. a euphotic zone B. corals C. plankton D. many kinds of aquatic insects