Energy efficiency is a measure of
A) Heat produced by a barrel of fuel
B) Energy stored in a unit of fuel
C) Energy produced compared to energy consumed
D) Total energy consumed over a year divided by time spent
E) Energy used per unit of time
Correct Answer:
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Q4: Most of our energy waste in North
Q5: Automobiles and light trucks account for _
Q6: Hydrogen Fuel Cell Vehicles
A) use hydrogen gas
Q7: The most serious drawback to fuel cells
Q8: Improved insulation, energy efficient windows and curtains,
Q10: Passive heat absorption refers to
A) the cooling
Q11: Many of the places with the greatest
Q12: The quickest and easiest way to save
Q13: How does eating locally grown food in
Q14: Photovoltaic systems are characterized by all of
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