How are pristine conditions of the atmosphere determined?
a. Research conducted prior to the Industrial Revolution
b. Seawater samples from deep within polar ice packs
c. Sediment samples
d. coral skeletons
ANS: B
There was no research done before the Industrial Revolution. The changes from this time period were
already found all over the world in the ocean. Information can be found in the section Marine
Pollutants May Be Natural or Human Generated.
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____________ ____________ is the small net amount of mass transport of water in the direction of a wave that
contributes to the movement of the wind-driven surface currents. Fill in the blank(s) with the appropriate word(s).
The actual fission reactions that release energy in a nuclear power plant are about
A) two-thirds from uranium-235 and one-third from uranium-239. B) one-third from uranium-235 and two-thirds from uranium-239. C) two-thirds from uranium-235 and one-third from plutonium-239. D) one-third from uranium-235 and two-thirds from plutonium-239.
Which of the following statements about total fertility rate values is not true?
A) Total fertility rate values between 2 and 3 are always associated with per capita income below $12,000. B) Total fertility rate values of 5 or higher are associated with low per capita income. C) The majority of nations with total fertility rate values between 1.5 and 2.5 have high per capita income. D) The majority of nations plotted with low per capita income and total fertility rate values of 4 or higher are in Africa.
“Humans are part of nature and need to maintain a sense of balance and limits in an interconnected world.” This statement best describes which paradigm?
a. The dominant paradigm b. The old paradigm c. The human-exceptionalism paradigm d. The ecological-social paradigm