Which substance is the most abundant primary air pollutant in the United States?

A) sulfur oxide
B) any volatile organic compound
C) nitrogen oxide
D) carbon monoxide


D

Environmental & Atmospheric Sciences

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Mafic magma typically contains:

a) 25% silica b) 50% silica c) 75% silica d) No silica at all e) Some silica but there is insufficient data regarding this

Environmental & Atmospheric Sciences

If lows and highs aloft are directly above lows and high at the surface, ____

A) the surface system would dissipate B) the surface system would intensify C) cyclogenesis will occur D) anticyclones will form

Environmental & Atmospheric Sciences

What explains the large percentage of South Asians along Guyana's coast?

A) legacy of indentured servitude under nineteenth century British rule B) legacy of U.S. involvement in Indochina in the 1950s-1970s C) legacy of Soviet involvement in Afghanistan in the 1970s D) legacy of U.S. involvement in South Asia E) legacy of Japanese Empire expansion through Southeast Asia

Environmental & Atmospheric Sciences

Inexhaustible resources exist in a fixed quantity, or stock, in the earth's crust.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences