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Which of the following statements about the Greenland and Antarctic ice sheets is falseThe volume of the world s ice in the Greenland and Antarctic ice sheets is much greater than the cumulative

Which of the following statements about the Greenland and Antarctic ice sheets is false?

a.The volume of the world’s ice in the Greenland and Antarctic ice sheets is much greater than the cumulative volume of the world’s ice stored in mountain glaciers.

b.The Greenland and Antarctic ice sheets together contain about 90% of the world’s freshwater.

c.If 20% of the water in the Greenland and Antarctic ice sheets were to melt sea level would rise by over 6 meters (20 ft).

d.The Greenland and West Antarctica ice sheets are both losing ice at the rate of about 150 million cubic kilometers per year.

e.The Greenland ice sheet is a remnant of the continental glaciers of the last Ice Age.

12.Judge the following sentence according to the criteria given below: The decline of glacial ice in alpine and ice-cap glaciers from mid- and low-latitudes is not significant BECAUSE only very few glaciers have been surveyed.

a.The assertion and the reason are both correct, and the reason is valid.

b.The assertion and the reason are both correct, but the reason is invalid.

c.The assertion is correct, but the reason is incorrect.

d.The assertion is incorrect, but the reason is correct.

e.Both the assertion and the reason are incorrect.

13.Which of the following has lost the greatest percentage of its ice mass over the past few decades?

a.Mount Kenya, Africa

b.Southern Alps, New Zealand

c.Swiss Alps, Switzerland

d.Caucaus Mountains, Russia

e.Jade Dragon Snow Mountain, China

14.The greatest amount of the increased temperature that Earth experienced during the 20th century occurred at:

a.nighttime in higher latitudes.

b.daytime in higher latitudes.

c.nighttime in lower latitudes.

d.daytime in lower latitudes.

e.the same rate everywhere.

15.What percent of the world's energy comes from burning fossil fuels?

a.less than 50%

b.50% to 60%

c.60% to 70%

d.70% to 80%

e.more that 80%

16.The blizzards and subzero, bone-chilling cold over Eastern Europe and Russia in February 2012 have been attributed to

a.an increase in the ice at the north pole.

b.a cooling of Earth’s climate.

c.a negative arctic oscillation.

d.warmer conditions over Antarctica.

e.less atmospheric moisture being available

17.Which of the following statements about coal as an energy source is false?

a.Coal is inexpensive.

b.Coal is sparse.

c.Coal is easily mined.

d.Coal produces about one-third of U.S. electricity

e.Coal produces about 35% of US carbon dioxide emissions

18.Which of the following geoengineering techniques involves capturing greenhouse gases from smokestacks and pumping it underground?

a.fertilizing the ocean

b.carbon capture and sequestration

c.solar radiation management

d.large-scale forestation

e.atmospheric capture of CO2

19.Which of the following geoengineering techniques involves using 17 million 50-foot high resin-based carbon dioxide scrubbers?

a.fertilizing the ocean

b.carbon capture and sequestration

c.solar radiation management

d.large-scale forestation

e.atmospheric capture of CO2

20.Which of the following geoengineering techniques involves injecting large amounts of sulfur dioxide aerosols into the stratosphere?

a.fertilizing the ocean

b.carbon capture and sequestration

c.solar radiation management

d.large-scale forestation

e.atmospheric capture of CO2

Feb 14 2020 View more View Less

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