What is photochemical smog?
What will be an ideal response?
Answer: A mixture of pollutants including hydrocarbons, nitrogen oxides, and oxidants; the latter are produced in the atmosphere by photochemical reactions.
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Discuss the distribution of seafloor sediments in the ocean basins. What are the different types of sediments, and what are the factors that control their distribution (geologic setting, climate, etc.)?
What will be an ideal response?
The stability of the atmosphere is determined by the way the air temperature changes with height, which is known as the ____
a. inversion rate b. mixing layer c. mixing depth d. lapse rate e. stabilizing rate
A carbon sink is a place where carbon
A. atoms wash up for supper. B. is released after cellular respiration. C. is stored after removal from the atmosphere. D. is the carbon released by combustion.
Social networks exist only in the virtual world
Indicate whether this statement is true or false.