The melting of sea ice
A. will cause a rise in sea level.
B. will not affect sea level; melting of land ice will cause a rise in sea level.
C. will cause a lowering of sea level.
D. will not affect sea level; melting of land ice will cause a lowering of sea level.
Answer: B
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Water is a renewable resource that circulates continually between the atmosphere and:
A. The ozone B. The Earth's surface C. The outer limits D. The temperate zone
What are some effects of building a dam?
A. The reservoir (lake) traps sediment that over time fills up part of the reservoir. B. A dam, whether constructed by nature or by humans, represents a permanent change in base level. C. A stream has more sediment below the dam and so can erode more efficiently. D. The stream erodes into the land instead of depositing sediment, where it enters the reservoir.
There has been a transportation revolution in the United States called just-in-time manufacturing, which saves all of the following EXCEPT
A) transport costs. B) opportunity costs on inventory. C) storage costs. D) natural resources.
What changes back up the idea that a global temperature increase is occurring?
A) decreasing sea ice B) rising sea level C) shrinking glaciers D) all of the above