What is the main type of rocks in the Peninsular Ranges of Southern California and Mexico?
A. granite and metamorphic rocks that formed at depth
B. flat-lying sedimentary rocks
C. unconsolidated sand and gravel
D. volcanic rocks erupted from a large volcano
Answer: A
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What coastal system is represented by coastal marshes and mangrove forests?
What will be an ideal response?
The vast majority of American adults support the geologic interpretation of the evolution of the Grand Canyon.
Answer the following statement true (T) or false (F)
Which environmental NGO worked with a German manufacturer to build a refrigerator that does not use the potent greenhouse gases called HFCs as coolants?
A. Greenpeace B. The Audubon Society C. Friends of the Earth D. The Environmental Defense Fund E. Natural Resources Defense Council
A discount rate is the estimate of a resource's future economic value compared to its present value.
Answer the following statement true (T) or false (F)