What kinds of power systems could be used as backups for solar heaters in the event of bad weather?
What will be an ideal response?
Other sustainable energy sources could be used as a backup to solar power. Most likely, though, conventional energy sources will be used as a backup to solar power.
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Which of the following terms is most likely to encompass the largest number of languages?
A) language family B) language branch C) language group D) language dialect
The air above this current is characterized by extremely strong pressure gradients and relative lack of land interruptions that induce extremely strong westerly winds.
A) California Current B) Gulf Stream C) Antarctic Circumpolar Current D) North Equatorial Current
What term describes islands that were once connected to a continent?
A)vestigial B)oceanic C)continental D)biogeographical E)volcanic
Tiny photosynthetic organisms that float near the ocean surface are called zooplankton.
Answer the following statement true (T) or false (F)