Oil is a(n) ____.
A. nonrenewable resource because it cannot be formed on human time scales
B. renewable resource because it can be renewed through human processes
C. inexhaustible resource because it is a form of stored solar energy
D. ecosystem service because oil is a valuable commodity
E. renewable resource because it can be used to make fertilizers that restore soil fertility
Answer: A
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The escape speed from Planet Earth is
A. 42.2 km/s. B. 8 km/s. C. 9.8 km/s. D. 11.2 km/s.
Compared to an mP air mass, an mT air mass is ____
A) warmer and drier B) warmer and moister C) colder and drier D) colder and moister
Explain how, where, and when the green flash occurs
What will be an ideal response?
The Intermontane region includes some of the driest places in the United States. What is the primary cause of these low rates of precipitation?
A) The region is located on the leeward (eastern) side of a series of mountain ranges B) The region is located to the west of the Rocky Mountains C) The lack of groundwater in the area keeps humidity low D) The region is affected by cold, dry northern air from Canada