Ozone is important to humans because it ________
A) reflects solar rays that would cause global warming
B) absorbs infrared radiation which is harmful to humans
C) absorbs ultraviolet radiation with is harmful to humans
D) passes solar rays that would maintain our present climate range
E) is a pollutant that is harmful to humans
C
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Africa is much larger than Europe. Why doesn't it have much more fresh water?
-War and conflict have restricted access to water. -Much of its land area is covered with desert. -The equator crosses it. -Its population is greater.
The range of daily temperatures is __________ during cloudy conditions because
A) reduced; clouds reduce both the incoming shortwave radiation and the outgoing longwave radiation B) reduced; clouds reduce the incoming shortwave radiation and increase the outgoing longwave radiation C) enlarged; clouds reduce both the incoming shortwave radiation and the outgoing longwave radiation D) enlarged; clouds reduce the incoming shortwave radiation and increase the outgoing longwave radiation
What are the four regions of a subduction zone?
A) Tensional, compressional, shear, convection B) Oceanic, volcanic, continental, island C) Volcanic arc, deep-ocean trench, forearc, and back-arc D) Accretionary wedge, terrane, accumulation zone, submarine canyon
The Coriolis reaches maximum deflection at
A) 60° N and 60° S. B) the poles. C) the Tropic of Cancer and Tropic of Capricorn. D) the equator. E) 30° N and 30° S.