The ozonosphere is critical to life because it
A) affects temperatures.
B) absorbs visible light wavelengths.
C) absorbs most ultraviolet wavelengths.
D) produces the auroras.
C
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Why did Japanese people migrate to Latin America in the mid 19th Century?
A) to establish a colony in the region B) to work in the coffee and sugar plantations and mines C) to flee a famine after a major failure of the rice crop in Japan D) to establish a rice industry in Peru E) to convert Latin Americans to the Shinto faith
You would be most at risk of danger due to tsunami effects in which metropolitan area of the United States?
a. ?Miami, Florida b. ?Boston, Massachusetts c. ?St. Louis, Missouri d. ?Seattle, Washington e. ?Los Angeles, California.
Which is the best analogy for isostasy?
A) blocks of wood in water B) a dog sleeping on a water bed C) ice cubes in water D) crumbling layered cookies
When did large numbers of fossils first appear in the geologic record?
A. About 500 million years ago B. About 5 billion years ago C. About 5000 years ago