Which of the below is an active remote sensing system?
A) Color infrared photography
B) Landsat
C) Radar
D) Thermal infrared imagery
E) Black and white aerial photography
Answer: C
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About how many tons of meteorites strike the Earth on a daily basis?
A. 20 tons B. 20,000 tons C. 200 tons D. 2,000 tons
We can think of resonance as forced vibration with the
A. matching of constructive and destructive interference. B. maximum amount of energy input. C. matching of wave amplitudes. D. least amount of energy input.
A resource sink is ________
A) an area that produces many things and needs to export them to a variety of places B) an area that produces almost none of the things that it needs C) an area that produces a single resource and can control the price of that commodity or service D) a resource that is desirable, such that different cities must compete to obtain enough of it for their citizens E) an area that is able to trade for all of the things that it needs
On the summer solstice, the highest position of the noonday Sun is located
a. ?near the North Pole. b. ?in the mid-latitudes of the Northern Hemisphere. c. ?in the mid-latitudes of the Southern Hemisphere. d. ?near the South Pole. e. ?near the equator.