What is permafrost?

A) permanently frozen subsurface material
B) cold-resistant vegetation
C) a food preservation technique used by Siberian natives
D) the soil in the steppes
E) none of these


Answer: A

Environmental & Atmospheric Sciences

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Which of the following terms is the nighttime counterpart of a sea breeze circulation?

A. land breeze B. Santa Ana C. night breeze D. chinook

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Because most of Russia's coastline borders the Arctic Sea, the country faces problems with:

A) hurricanes B) heat waves C) sea ice D) Mediterranean climates

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The basic unit of pressure mapped on weather maps is ________

A) pounds per square inch B) knots C) miles per hour D) millibars E) micrometers

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What are the estimated percentages of innovation and diffusion responsible for bringing cultural items to a society?

A) 90% innovation; 10% diffusion B) 60% innovation; 40% diffusion C) 40% innovation: 60% diffusion D) 10% innovation; 90% diffusion

Environmental & Atmospheric Sciences