What is loess?
A) a dark, coarse sand that is eroded from sea cliffs by wave energy from the ocean
B) a human-made material that is a byproduct of the burning of high sulfur coal
C) a fine, glacially generated silt that is deposited by the wind
D) the rich dark topsoil that is found on the Japanese island of Honshu
E) a clay-like substance from which people in China use to make cement for urban areas
C
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Metals are both good heat conductors and also good electrical conductors because of the
A) similarity between thermal and electrical conductive properties. B) looseness of outer electrons in metal atoms. C) relatively high densities of metals. D) high elasticity of metals. E) ability of metals to transfer energy easily.
Which of the following is not cited as a factor in helping to reduce air pollution?
A) use of more alternative, clean energy sources such as wind and solar B) increased vehicle fuel-efficiency C) uses of alternative and public transportation D) stricter air emission regulations E) increased use of coal as an energy source
Normal faults occur where
A. there is horizontal extension B. the footwall moves down C. there is horizontal shortening D. the hanging wall moves up
Of the weather disturbances explained in the textbook, ________ affects weather over the greatest area at any one time
What will be an ideal response?