Which of the following is considered a regional scale air pollutant?
A) acid precipitation
B) CFCs
C) ozone depletion
D) carbon monoxide
E) hydrocarbons
Answer: A
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Frontier regions, where territoriality is underdeveloped, are known for their
A) marginality. B) belonging. C) rapid growth. D) conflicts. E) untapped resources.
All of the following could enhance a single-celled thunderstorm except
A) a hot surface and an updraft dominated cloud. B) a cool surface and a downdraft dominated cloud. C) extensive areas of cloud mergers between adjacent clouds. D) vertical wind shear keeping precipitation separated from the uplift zone.
A global outbreak of an infectious disease is called a(n) ____.
A. threat B. parademic C. pandemic D. epidemic E. outbreak
What types of plate boundaries are shown in this figure?
A. divergent B. convergent and divergent C. convergent D. transform E. divergent and transform