A reverse fault is:
a. when the hangingwall moves up over the footwall.
b. when the movement is entirely horizontal.
c. when the footwall moves up relative to the hangingwall.
Answer: A. when the hanging wall moves up over the footwall
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Sanitary landfills typically have problems with
a. rodents and insects b. odor c. open, uncovered garbage d. traffic, noise, and dust e. spread of disease
Why are noble gases infinitely soluble in noble gases?
A) The noble gases are attracted to each other by induced dipole-induced dipole attractions, but there is only one attraction per molecule. B) These are the smallest atoms on the periodic table. C) The molecules do not interact with each other, excluding other molecules. D) Noble gases can be mixed homogeneously in any proportion.
The process that decomposes rocks and minerals by altering the makeup of the parent material is called ____________________
Fill in the blank(s) with correct word
Why are floods so common along the Red River of the North (in North Dakota, South Dakota, and Minnesota)?
A. The Red River Valley is geologically young (about 9,000 years old) and has not carved a deep valley. B. River flow increases as winter snow melts and meltwater runs northward into still frozen parts of the river. C. The gradient or slope of the riverbed is very low. D. All of these choices are correct.