A(n) ________ is an elongated zone of lower pressure between two areas of high pressure

A) storm
B) anticyclone
C) trough
D) cyclone
E) ridge


Answer: C

Environmental & Atmospheric Sciences

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Which of the following criteria is NOT a characteristic of a good source region?

A) It must have uniform physical features. B) The area must frequently experience cyclones. C) The air must able to stagnate over the area for long periods of time. D) It must be very large.

Environmental & Atmospheric Sciences

Air is often much cleaner after a rain primarily because

A) droplets and crystals scavenge particulates. B) particulates act as condensation nuclei. C) gravitational settling works faster when the air is saturated. D) the lower temperature increases the efficiency of automobile engines.

Environmental & Atmospheric Sciences

Humans often manipulate the environment in ways that decrease the overall ecosystem capital because

A) short-term gains are often local, while long-term losses in regulating and cultural services are experienced regionally. B) short-term gains are often regional, while long-term losses in regulating and cultural services are experienced locally. C) long-term gains are often local, while short-term losses in regulating and cultural services are experienced regionally. D) long-term gains are often regional, while short-term losses in regulating and cultural services are experienced locally.

Environmental & Atmospheric Sciences

Find out whether there is a crisis-mapping organization at your college or university

What will be an ideal response?

Environmental & Atmospheric Sciences