Primary pollutants from burning coal include all of the following except
a. droplets of sulfuric acid
b. sulfur dioxide
c. suspended solid particles
d. Ozone
e. None of the above
D
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Shale oil and tar sands ____ than conventional oil deposits.
A. are easier to extract B. have a lower net energy yield C. have less environmental impact D. are in shorter supply E. are less expensive to produce
The figure below shows a layer of relatively fast-moving air overlying a layer of more slowly moving air. Where do eddies and turbulent air motions likely form?
?
A. in the bottom layer B. in the top layer C. in the boundary between the two layers
The diagram below represents which stage of the U.S. Geological Survey's model of beach erosion?
A) Swash regime
B) Collision regime
C) Overwash regime
D) Inundation regime
If it is Monday 4:00 p.m. in Los Angeles, California, what day and time is it in Auckland, New Zealand?
A. Monday 12:00 p.m. B. Sunday 12:00 a.m. C. Tuesday 12:00 p.m. D. Sunday 12:00 p.m. E. Tuesday 12:00 a.m.