Multiple Choice
Much of the increasing global need for electricity can be met by solar sources because
A) about 70% of electrical demand occurs when the sun is shining.
B) modern battery technology now makes electrical storage cheap and efficient.
C) only about one square meter of photovoltaic cells are needed to heat a home.
D) even at night most solar power systems run at about 50% of normal capacity.
Correct Answer:
Verified
Correct Answer:
Verified
Q32: Every winter morning when the sun is
Q33: Coal,natural gas,and oil are not considered renewable
Q34: If ethanol production in the United States
Q35: Which of the following would inhibit the
Q36: Buses and cars using fuel cells are<br>A)not
Q38: When corn is used to produce ethanol
Q39: Unlike solar and wind facilities,coal-burning and nuclear
Q40: Biodiesel is often produced using<br>A)any type of
Q41: About how much of the sun's radiation
Q42: One of the advantages of solar generation