The principle used to determine the age of rocks by ordering them from oldest on the bottom to the youngest on the top is called the principle of
A. superposition.
B. cross-cutting.
C. unconformities.
D. inclusions.
Answer: A
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Which of the following is not true about the inverse distance weighted (IDW) method?
A. IDW is a local interpolation method. B. The predicted values from IDW are always within the range of maximum and minimum values of the known points. C. IDW tends to produce small, enclosed isolines. D. None of these is correct
Composite volcanoes erupt explosively. What kind of magma do you conclude that composite volcanoes must contain?
A) magma that is mostly liquid B) thick, sticky magma rich in solids and gas C) ancient magma D) magma made of cement
All subsidence problems are human-induced. Indicate whether the statement is true or false
The birthplace of the environmental justice movement was in:
A. Washington, DC B. Detroit, Michigan C. Boston, MA D. New York City E. Warren County, North Carolina