Where in the open ocean are phytoplankton the most productive?
a. open tropical ocean
b. temperate continental shelves
c. northern polar ocean
d. open equatorial ocean
e. enclosed seas
b
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Which phenomena involves the most equations in weather forecasting models?
A. atmospheric moisture B. changes in incoming energy C. atmospheric motion D. density changes
Judge the following sentence according to the criteria given below: The net result of an increase in atmospheric moisture should be an increase in air temperature BECAUSE the heat absorption of water vapor in the atmosphere dominates over the higher
reflectivity of clouds. A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.
A small cell having a high surface-to-volume ratio is more efficient than a large cell with a high
volume-to-surface ratio. Indicate whether the statement is true or false.
Head restraints on the back of the seats of most automobiles can prevent whiplash in an accident. Most of these head restraints are large enough that they function without any adjustment. These head restraints are an example of
A) inherent design flaws. B) active safety. C) passive safety. D) reverse engineering.