Which of the following is valid for how rocks weather?
A) Quartz is very soluble during weathering at low temperatures.
B) Limestone weathers rapidly in wet climates but can form cliffs in dry ones.
C) As a granite weathers, quartz rapidly decomposes into clay minerals.
D) Most minerals in granite weather at nearly the same rate and so granite has smooth surfaces.
B) Limestone weathers rapidly in wet climates but can form cliffs in dry ones.
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The authors urge a national policy for the United States that includes
A) relying on desalination plants as the primary strategy for meeting future water needs. B) halting water subsidies and increasing conservation. C) charging polluters according to their effluents. D) requiring dam operators to maximize hydroelectric output.
Suspicious citizens worry about the large amounts of toxic materials handled by the pesticide manufacturer just outside the city limits. These citizens contact the mayor of the town with their concerns. The mayor says that according to the EPCRA guidelines, the official center for information about their concerns and the handling of any associated emergencies would be
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A water type having both high salinity and warm temperature but dense enough to be found at about 1000 m in the central North Atlantic has been formed ________.
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