Which of the following statements explains why the albedo of the moon is 7 percent?
A. 7 percent of the sunlight striking the moon is absorbed.
B. 7 percent of the sunlight striking the moon is reflected.
C. Only 7 percent of the sun's energy absorbed by the moon is emitted back to space.
D. 93 percent of the sunlight striking the moon is reflected.
Answer: B
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What kind of rocks have been exposed to great heat and pressure, altering them into more compact, crystalline rocks?
A) metamorphic B) sedimentary C) igneous D) sima
Chemical weathering processes are particularly effective on limestone landscapes, forming
A) pressure-release jointing. B) hydrolysis plains. C) exfoliation domes and arch-like forms. D) karst topography.
Which country of Southeast Asia has been troubled by tensions from its orthodox Muslim region known as Aceh?
A) Thailand B) Vietnam C) Indonesia D) Singapore E) the Philippines
How could large-scale removal of vegetation influence the local climate of the region included in the Investigation?
A) More insolation would reach the ground, causing the ground to retain more sensible heat, causing stronger sea breezes during the day B) Less insolation would reach the ground, causing cooler temperatures and stronger temperature inversions C) The amount of insolation reaching the ground would not change, because plants and concrete have the same albedo D) All of these choices are correct.