The discharge from a nonpoint source of pollution is
A. Usually less polluting than a point source
B. Less damaging than other sources of pollution
C. Generally easier to regulate than a point source
D. Highly seasonal in quantity
E. Usually constant throughout the year
Answer: D
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Assuming that your answer to problem 1 represents the uniform thickness of the deposit (a simplistic assumption), calculate the total volume of the deposit.
The following questions are based on Map T-26a, a section of the USGS “Spring Hill, Idaho,” quadrangle (scale 1:24,000; contour interval 20 feet). You are going to calculate the approximate volume of the mass wasting deposit shown at the foot of the Pahsimeroi Mountains.
Which of the following could be associated with a steep slope?
A. a cliff B. a mountain side C. closely spaced contour lines D. All of these choices are correct.
The Coriolis force is not dependent upon
A) Earth's rotation rate. B) wind speed. C) latitude. D) longitude. E) none of the above
What type of chemical reaction is involved in the formation of disulfide bonds from thiols?
A) addition B) reduction C) oxidation D) substitution