One hundred units of coal energy are converted to electricity, which is then used to power an incandescent light bulb that produces 1.2 units of light energy. This results in a 1.2%_______ .
A) energy conversion
B) energy end- use efficiency
C) energy conversion efficiency
D) consumption
E) energy return on investment
Correct Answer:
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Q1: For the last 100 years, our primary
Q3: Currently, fossil fuels meet_of the global energy
Q4: When coal is burned to generate electricity,
Q5: In the United States, oil production is_oil
Q6: All of the following except_would result in
Q7: A measure of the useful energy produced
Q8: Electric power is measured in _ .
A) kilowatt
Q9: Keeping energy prices artificially low_.
A) has no
Q10: Fossil fuels are best described as a(n)_energy
Q11: Which of the following represents the greatest
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