Which of the following is not a reason for the energy deficit in the polar regions?
A) low sun angle
B) diffuse insolation
C) up to six months without insolation
D) high albedo due to snow and ice
E) little seasonal variability
Ans: E) little seasonal variability
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Which type of map or diagram would best indicate elevation of the land surface?
A. stratigraphic section B. satellite image C. shaded-relief map D. topographic map
Why is there a relationship between biodiversity and the long-term health of an ecosystem?
What will be an ideal response?
China's economic growth rate is likely to decrease in the future because
A. factories are already moving to countries in Asia and other developing regions with lower wages. B. it is highly dependent on polluting fuels such as coal. C. there will be a labor shortage due to the one-child policy. D. the country's economy is highly dependent on exports to the United States.
In the Middle Ages, between the 5th and 16th centuries, geographic knowledge was preserved and expanded by
A) Greek and Latin scholars. B) Middle Eastern and Chinese scholars. C) Scandinavian scholars. D) French and German scholars. E) English scholars.