Sound will be louder if a struck tuning fork is held

A) in the air.
B) with its base against a table top.
C) with its prongs in shallow water.
D) same in all these cases


B

Environmental & Atmospheric Sciences

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Life expectancies have increased partially as the result of modern medicine

Indicate whether the statement is true or false.

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If trees are removed from a streamside, the water is likely to become warmer.

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

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There is a possibility that we have already reached the threshold of Earth's carrying capacity.

a. true b. false

Environmental & Atmospheric Sciences

Which of the following is not closely related to jointing?

A) The landforms of Zion Canyon National Park, Utah B) Ease of percolation of water into rock C) Vesicles D) Contraction of sediments after they dry out E) Horizontal and vertical orientation

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