Which of the following related to the promise of solar energy is incorrect?
A) The Earth receives 100,000 terawatts of solar energy per hour.
B) The energy produced by fossil fuels in the U.S. in a year is equivalent to 35 minutes of insolation.
C) The technology for solar energy is not yet available for widespread use.
D) Periods of cloudiness and night are current drawbacks to available solar technology.
C
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A form of symbiosis that benefits one species of the interaction while having no effect on the other species is known as
A. commensalism. B. parasitism. C. mutualism. D. predation.
When water flows across the land, it carries small particles of rock with it. This movement of material in a stream is called ________
A) sediment transport B) debris movement C) alluvial movement D) riparian transport E) stream deposit movement
All of the following are approaches to reducing eutrophication except ________
A) planting and maintaining vegetation buffers around ditches and streams that trap nutrient and sediment runoff B) upgrading stormwater systems to capture runoff from roads and parking lots C) applying fertilizers to farmland just before heavy rains are predicted D) using artificial wetlands to filter stormwater and farm runoff E) reducing fertilizer use on farms and lawns
_____ contains the most proven reserves of oil in the world, while _____ consumes the most
a. Mexico; Japan b. Kuwait; France c. Venezuela; the United States d. The United States; the United States