Author Question: Acid rain refers to A) acid mist. B) acid precipitation. C) acid fog. D) smog. E) acid mist, ... (Read 164 times)

Sufayan.ah

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Acid rain refers to
 
  A) acid mist.
  B) acid precipitation.
  C) acid fog.
  D) smog.
  E) acid mist, acid precipitation, acid fog, and smog.

Question 2

Following the rank-size rule, if the population of the largest city in a country or region is 1 million, the fourth-largest city should contain about this many people.
 
  A) 500,000
  B) 400,000
  C) 250,000
  D) 133,000
  E) 100,000



af

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Answer to Question 1

Answer: E

Answer to Question 2

Answer: C



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