Which grade of coal has the highest carbon content?
A) peat
B) lignite
C) bituminous
D) anthracite
Correct Answer:
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Q7: The United States consumes about _ times
Q8: What is the term for hard coal?
A)
Q9: The Three Mile Island nuclear reactor accident
Q10: Which of the world's currently used non-renewable
Q11: What does "Hubbert's Peak" indicate about U.S.
Q13: At current rates of use in the
Q14: Which list ranks fossil fuels in order
Q15: The resources of an earth material are
Q16: In 2004, about what percent of U.S.
Q17: Where is the Three Gorges Dam hydroelectric
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