Earth satellites are typically more than 100-km high so as to mainly be above the Earth's
A. atmosphere.
B. gravitational influence.
C. both of these
D. none of the above
Answer: A
Environmental & Atmospheric Sciences
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Water pollution in less-developed countries
A. is mainly caused by untreated sewage. B. occurs less frequently than in more-developed countries. C. does not include industrial wastes. D. does not include agricultural runoff. E. should improve soon.
Environmental & Atmospheric Sciences
If the recommendations of the U.S. National Academy of Sciences were followed, which priority level for treating solid waste would incineration fall into?
A. last B. first C. second D. none
Environmental & Atmospheric Sciences
Which of the following terms refers to the turning of water with depth?
A. Hadley spiral B. Ekman spiral C. gyre D. Ferrel spiral
Environmental & Atmospheric Sciences
We are currently in an ice age
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences