Which of the following refers to an active remote sensing system?
A) Radar
B) Color infrared photography
C) GPS
D) Thermal infrared imagery
E) Black and white photography
Answer: A
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Nationalism is currently confined to a relatively small area of the globe
Indicate whether this statement is true or false
Which of the following molecules would you expect to be the least attracted to a Na+ ion?
A. F- B. H-F C. Cl2CH2 D. HO- E. H3C-CH3
In terms of the hydrologic cycle, where is precipitation generally greatest?
A) over wide, flat areas B) near mountainous regions C) over canyons D) over lakes
What ideas brought a renewed interest to the idea of continental drift?
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