Which site has the lowest hazard for pyroclastic eruptions?

A. 1, the suburbs of Tacoma
B. 2, a valley near the volcano
C. 3, the flanks of the volcano
D. 4, the summit of the volcano


Answer: A

Environmental & Atmospheric Sciences

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Why are east-west variation patterns more pronounced in the middle latitudes of the Northern Hemisphere?

A) There is a wide range of temperatures that occur in the Northern Hemisphere. B) There is an almost equal ration of land and water in the Northern Hemisphere. C) There is a high pressure system that always forms over land in the Northern Hemisphere. D) The Coriolis Effect influences the wind pattern more in these regions.

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What is the %(w/w) of a salt solution prepared by dissolving 35.0 g of NaCl in 115 g of water?

A) 2.33% B) 3.04% C) 23.3% D) 30.4%

Environmental & Atmospheric Sciences

The most common group of rock forming minerals is ________

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Environmental & Atmospheric Sciences