Explain why some power companies charge more for energy use during high-demand time periods
What will be an ideal response?
ANSWER: ?Charging customers more during high-demand periods causes energy use during those periods to decline. This prevents the need to add more capacity to address the total need during high-demand periods.
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The most likely and direct consequence of a reduced rate of "burial" of sediment in the rock cycle would be
A) the delayed rate of formation of rock. B) slower rates of uplift of rocks back to the surface. C) more rapid deposition of more sediment. D) increased rates of rock deformation.
Which of the following is not cited as a factor in helping to reduce air pollution?
A) use of more alternative, clean energy sources such as wind and solar B) increased vehicle fuel-efficiency C) uses of alternative and public transportation D) stricter air emission regulations E) increased use of coal as an energy source
Cities in the West are situated where water is available, and consequently tend to be spaced far apart
a. True b. False Indicate whether the statement is true or false
The Inuit people are at greatest risk to the biomagnification of persistent organic pollutants because, within their ecosystems, the Inuit people are functioning as
A) primary producers. B) primary consumers. C) secondary consumers. D) decomposers and detritus feeders.