Which of the following is an accurate statement about a superior mirage?
A. It requires a temperature inversion near the surface.
B. It causes objects to appear upside down.
C. It occurs only on a very hot day.
D. It is caused by images being refracted through ice crystals.
Answer: A
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Which of the following hurricane strengths is indicated by Category 5 on the Saffir-Simpson scale?
A. a very weak hurricane B. a very strong hurricane C. a weak hurricane D. a moderately strong hurricane
Important characteristics to observe in rocks include
A. sizes and shapes of crystals. B. types of minerals present. C. presence or absence of layers. D. All of these choices are correct.
Which of the following does Sen claim will NOT insure food availability?
a) Dependable food imports b) Land reform c) Steady employment d) Democracy
All of the following is true in regard to the earth's radiation balance EXCEPT
A. equator, tropics, and subtropics receive more insolation than what they emit as outgoing longwave radiation. B. poleward of 35° regions emit more outgoing longwave radiation than they receive as insolation. C. outgoing longwave radiation increases poleward in regular increments, peaking at the poles. D. at around 35°, incoming insolation is roughly balanced with outgoing longwave radiation.