Winds along the trough axis are [INSERT FIGURE 4-22B. REMOVE TEXT "SLOWER THAN GEOSTROPHIC". NO CAPTION]
A) slower than geostrophic because a decreased Coriolis force is required to turn the winds to the left
B) slower than geostrophic because an increased Coriolis force is required to turn the winds to the left
C) faster than geostrophic because a decreased Coriolis force is required to turn the winds to the left
D) faster than geostrophic because an increased Coriolis force is required to turn the winds to the left
Answer: A
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Which statement about bird flight is true?
A) Birds must be within a thermal in order to fly. B) Small birds such as sparrows spend most of their time soaring. C) Bird wings are airfoils that cause air to flow faster under the wing than over the wing. D) In order for birds to stay in the air, lift must balance gravity.
Which of the following is not a possible product of tides?
A) electricity B) clastic sediment C) chemical sediment D) tidal channels
Briefly explain how some limestone and other carbonate rocks can have high porosity and
permeability. What will be an ideal response?
Maintaining sustainable human exploitation of ecosystem capital will be increasingly difficult because of
A) over-reliance on grains and other plants as a significant portion of the human diet. B) expanding number of viral and bacterial human diseases. C) growing pressure from human population on Earth. D) changing temperature and rainfall patterns.