The biggest risk to communities surrounding mountain top removal is ________.
A. plants are difficult to regrow on the tops of reclaimed mountains
B. the pure ugliness of a reclaimed mountain
C. infiltrating water flows through the rock debris and picks up toxic metals and chemicals, taking them to drinking water supplies.
D. landslides
Answer: C
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Which of these mineral assemblages is characteristic of a greenschist facies?
A) Potassium feldspar, biotite, and quartz B) Chlorite, epidote, and serpentine C) Hornblende D) Quartz and muscovite
Sodium is a highly reactive metal and chlorine is a toxic gas, but when they come together the resulting material, sodium chloride, is essential for life. Which of the following is true when sodium and chlorine are brought into contact with one another?
A) They form a heterogeneous mixture. B) They form a homogenous mixture. C) They neutralize each other. D) They form a compound.
________ streams receive water from the saturated zone.
A. Ephemeral B. Spring loaded C. Gaining or effluent D. Losing or influent E. Persistent
Nuclear power accounts for a higher proportion of electricity generation in the United States than anywhere else in the world.
Answer the following statement true (T) or false (F)