Which of these is listed by EPA as a criteria air pollutant?

A. mercury
B. chlorofluorocarbons
C. carbon monoxide
D. All of these are criteria air pollutants.


Answer: C

Environmental & Atmospheric Sciences

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In which of the following locations in the United States are dryline thunderstorms most common?

A. Great Plains B. California C. Rocky Mountains D. desert southwest

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Which layer of the planet forms 80 percent of Earth's total volume, and has an average density of 4.5 grams/cm3?

A) continental crust B) oceanic crust C) mantle D) core

Environmental & Atmospheric Sciences

Agricultural soil erosion affects the amount, but not the fertility, of the soil

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Solifluction usually occurs in the following region:

a. Subsidence of a basin b. Floodplain c. Regions underlain by permafrost d. Regions with over steepened slopes

Environmental & Atmospheric Sciences