Which of the following is the parent rock of quartzite?
A) Limestone
B) Conglomerate
C) Granite
D) Sandstone
Answer: D
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Stereoisomers exist for which of the following molecules, all of which have the molecular formula C5H8?
A) 1,3-pentadiene B) 1,4-pentadiene C) 2-methyl-1,3-butadiene D) all of them
During an ENSO event, ____ in the eastern Pacific
A) ?atmospheric pressures increase B) ?water temperatures stay the same C) ?water temperatures decrease D) ?water temperatures increase
A(n) ____________ ____________ is a large body of air with nearly uniform temperature, humidity, and
density throughout. Fill in the blank(s) with the appropriate word(s).
Acid mine drainage:
a. is a problem in many of the coal-mining regions of the eastern U.S. b. often raises the pH of local streams. c. is primarily related to mining salt from the waters of the Great Lakes. d. is a procedure developed to reduce chemical pollutants in streams. e. is a procedure developed to raise stream temperature.