Pollutants that are formed in a manufacturing process or in the combustion process are called
A) primary pollutants.
B) secondary pollutants.
C) acid rain.
D) smog.
Answer: A
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Answer the following statement(s) true (T) or false (F)
A generally accepted, thoroughly tested explanation for a set of observations is a:
A. Hypothesis B. Scientific method C. Scientific Law D. Scientific Theory
In Los Angeles, photochemical smog
A) is relatively uniform throughout the metropolitan area. B) is relatively constant throughout the day and night. C) varies throughout the day and night. D) varies throughout the day and night and is relatively uniform throughout the metropolitan area.
We build dams to ________
A) transform watersheds into farms, towns, and recreational areas B) control the spread of water borne diseases C) improve habitat for native fish D) generate electricity, prevent flooding, and provide irrigation and drinking water E) drain wetlands for urban development