One economical drawback of tidal power is that it ____
A) emits an abundance of carbon dioxide into the atmosphere
B) ?requires a high initial infrastructure investment
C) ?emits particulate matter into the atmosphere
D) ?requires a high cost to operate tidal generators
B
You might also like to view...
Match the collection of rocks below into the three categories of rocks
A) Slate, schist, quartzite, phyllite B) Granite, gabbro, rhyolite, basalt C) Limestone, conglomerate, arkose, dolomite 1) Igneous rocks 2) Sedimentary rocks 3) Metamorphic rocks
What type of fault would you expect to find at a divergent plate boundary?
A. Reverse B. Strike-slip C. Normal
In many countries, the policy life cycle will be in
A) a different stage for different problems, which is unrelated to the stage of economic development of a country. B) the same stage for different problems, which is unrelated to the stage of economic development of a country. C) a different stage for different problems, which is related to the stage of economic development of a country. D) the same stage for different problems, which is related to the stage of economic development of a country.
Why is carbon better than lead as a moderator in nuclear reactors?
A. Carbon slows down the neutrons making them more effective in stimulating the nuclear chain reaction. B. Lead slows down the neutrons making them less effective in stimulating the nuclear chain reaction. C. Carbon produces the high energy, high speed neutrons necessary for maintaining the nuclear chain reaction. D. Lead absorbs the neutrons rather than allowing them to rebound to maintain the nuclear chain reaction.