Which of the following air masses pictured here is typically unstable, with cold air overlying warm air? The westerlies often push this cool, damp wind of this air mass eastward.

A. mT
B. mP
C. cT
D. cP


Answer: B

Environmental & Atmospheric Sciences

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Strong surface convergence around a low-pressure system means that

A) there is upper-level divergence. B) there is upper-level convergence. C) there is surface-level convergence from an associated anticyclone. D) there is upper-level divergence from an associated anticyclone. E) winds are weak in the area of the low-pressure system.

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Clouds and precipitation form in the air primarily due to:

A) moisture being added to the air. B) absorption of infrared radiation. C) excessive numbers of condensation nuclei. D) release of latent heat. E) air being cooled as it rises.

Environmental & Atmospheric Sciences

Net deposition of sediments results in a building up, or _______________, of the landscape

Fill in the blank(s) with correct word

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When an unfortunate bug splatters on the windshield of a moving car, which quantity experiences the same change?

A. acceleration. B. speed. C. both of these D. none of the above

Environmental & Atmospheric Sciences