A) mesosphere.
B) thermosphere.
C) stratosphere.
D) troposphere.
Correct Answer
verified
Multiple Choice
A) ocean currents off the Pacific and Atlantic coastlines.
B) convection currents between the troposphere and stratosphere.
C) rotation of the Earth.
D) high pressure systems generated by the sun striking the North American continent.
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verified
Multiple Choice
A) methane
B) nitrous oxide
C) carbon dioxide
D) nitrogen
Correct Answer
verified
Multiple Choice
A) will leave the planetary albedo unaffected.
B) has a positive value of radiative forcing.
C) has a negative value of radiative forcing.
D) will help mitigate global warming.
Correct Answer
verified
Multiple Choice
A) increasing sulfate aerosol and high clouds in the sky.
B) adding more carbon dioxide to the atmosphere.
C) decreasing the amount of ozone in the stratosphere.
D) increasing the amount of acid rain that is produced by burning coal.
Correct Answer
verified
Multiple Choice
A) shorter growing seasons.
B) less predictability in the weather and more extreme weather events.
C) generally more precipitation.
D) generally less precipitation.
Correct Answer
verified
Multiple Choice
A) certain and it is very likely that humans are to blame.
B) likely and it is possible that humans are to blame.
C) happening in some regions of the world and in some places people may be to blame.
D) still unclear and the evidence and the causes of change require additional studies.
Correct Answer
verified
Multiple Choice
A) increases in global temperatures and sea levels.
B) decreases in polar temperatures but increases in sea levels.
C) decreases in sea levels but increases in polar temperatures.
D) increases in ocean pH and increases in sea levels.
Correct Answer
verified
Multiple Choice
A) using natural gas instead of coal to generate electricity
B) constructing and using wind turbines to generate electricity
C) using scrubbers to remove sulfur from coal before burning it to generate electricity
D) using coal-generated electricity to power electric cars
Correct Answer
verified
Multiple Choice
A) mesosphere and thermosphere.
B) thermosphere and stratosphere.
C) stratosphere and troposphere
D) thermosphere and troposphere.
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verified
Multiple Choice
A) polluter pays principle.
B) precautionary principle.
C) equity principle.
D) conservation of the commons principle.
Correct Answer
verified
Multiple Choice
A) St.Louis,Missouri.
B) Lincoln,Nebraska.
C) Cincinnati,Ohio.
D) Iowa City,Iowa.
Correct Answer
verified
Multiple Choice
A) rise in ocean temperatures but a decrease in ocean pH.
B) rise in ocean temperatures and an increase in ocean pH.
C) decrease in ocean temperatures and a decrease in ocean pH.
D) decrease in ocean temperatures but an increase in ocean pH.
Correct Answer
verified
Multiple Choice
A) largest coastlines will experience the greatest impacts.
B) greatest resources will experience the greatest impacts.
C) fewest resources will experience the greatest impacts.
D) fewest resources will experience the lowest impacts.
Correct Answer
verified
Multiple Choice
A) Florida
B) Hawaii
C) Alaska
D) Illinois
Correct Answer
verified
Multiple Choice
A) cost-benefit analysis.
B) the Precautionary Principle as articulated in the 1992 Rio Conference.
C) forgiveness to climate scientists who have deliberately falsified data.
D) the principle of Economic Might Makes Right.
Correct Answer
verified
Multiple Choice
A) remaining high but steady.
B) nearly 400 ppm,higher than they have been in 800,000 years.
C) fluctuating greatly but are starting to increase again after a downward trend in the 1990s.
D) decreasing because surplus carbon dioxide is being absorbed by the arctic permafrost.
Correct Answer
verified
Multiple Choice
A) increased desertification in Africa
B) warmer oceans
C) melting polar ice caps
D) melting glaciers in Alaska
Correct Answer
verified
Multiple Choice
A) plate tectonic action may dramatically change.
B) ocean levels could suddenly drop.
C) the region's biomes may shift to other types.
D) the region's biodiversity may suddenly increase.
Correct Answer
verified
Multiple Choice
A) all of the rainforests will be destroyed.
B) growing seasons will get shorter.
C) the world will warm up by 2-3°C.
D) regions of drought will instead experience flooding.
Correct Answer
verified
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