In 2015,burning coal generated approximately ____ of electricity worldwide.
A) 30%
B) 40%
C) 50%
D) 60%
E) 70%
Correct Answer:
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Q6: What is a way electricity can be
Q7: The use of coal creates all of
Q8: The largest proven coal reserve in the
Q9: Fossil fuels still account for _ of
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Q12: Peat,the precursor to coal formation,is typically formed
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Q14: Coal is a solid fossil fuel formed
Q15: Which of the following resources is used
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