When you strike a tuning fork the air, its sound will be louder when the fork is held

A. with its prongs in shallow water.
B. with its base against a tabletop.
C. in the air.
D. in your closed fist.


Answer: B

Environmental & Atmospheric Sciences

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Weak tornadoes sometimes form along a thunderstorm gust front

a. true b. false

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Hurricanes are

A) cold-core systems with high pressure aloft. B) cold-core systems with low pressure is a. C) warm-core systems with high pressure aloft. D) warm-core systems with low pressure aloft.

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Some taboos against eating pork may be partly explained because

A) pigs are not well-suited to hot, arid environments. B) pigs did not originate from those regions. C) pigs are filthy animals. D) of genetically transmitted food allergies. E) other meats are preferred.

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Construction of the Three Gorges Dam in China resulted in the displacement of over 1 million people.

Answer the following statement true (T) or false (F)

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