More than __________ minerals naturally occur on Earth.
A. 2,000
B. 5,000
C. 7,000
D. 9,000
Answer: A. 2,000
Environmental & Atmospheric Sciences
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Spoil banks and tailings piles
A. are unsightly but not hazardous. B. typically weather very rapidly. C. can be eliminated by putting them back into the underground mines from which they came. D. All of the choices are correct.
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Compared to cyclones, anticyclones are
A) wetter. B) of shorter duration. C) more cloudy. D) windy. E) none of the above
Environmental & Atmospheric Sciences
A nontransmissible disease is caused by something other than a living organism.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
Minerals that crystallize directly from seawater are examples of ________
A) biogenous sediment B) hydrogenous sediment C) terrigenous sediment D) both terrigenous and biogenous sediment
Environmental & Atmospheric Sciences