What is a problem with power generated by wind or sun?
A) It is an intermittent source requiring other types of production for backup.
B) It requires constant sun or wind.
C) Energy cannot be transferred from sunny or windy areas to other areas.
D) It results extensive disruption of local power sources.
A
You might also like to view...
Double the frequency of sound and you also double its
A. amplitude. B. wavelength. C. speed. D. none of the above
The air inside a room is at a temperature of 70°F and has a mixing ratio of 7.6 g/kg. What is the relative humidity?
What will be an ideal response? __________ %
For electric generation in the United States, the main energy resource is
A) coal. B) oil and natural gas. C) wood. D) solar energy.
In a small pond experiencing cultural eutrophication, the growth of duckweed will
A) add nutrients to the pond and encourage the growth of phytoplankton. B) remove nutrients from the pond and encourage the growth of phytoplankton. C) add nutrients to the pond and slow the growth of phytoplankton. D) remove nutrients from the pond and slow the growth of phytoplankton.