The main problem with use of conventional natural gas as a transportation fuel is
A) the expensive engine modifications required to convert an automobile for use of natural gas
B) the fact that it has higher CO2 emissions than gasoline produced from conventional oil
C) the very low reserves, which could supply U.S. a.needs for less than 25 years
D) the fact that not many fueling stations exist at present
E) more than one of these answers
Correct Answer:
Verified
Q2: The countries with the largest reserves of
Q15: Liquefied petroleum gas consists of
A)methane
B)butane and propane
C)ammonia
D)nitrogen
Q16: The majority of commercial energy comes from
A)hydropower
B)wind
C)biomass
D)renewable
Q18: All of the following statements accurately describe
Q18: Net energy is
A) the usable amount of
Q20: The energy source with the highest net
Q21: The textbook cites the _ as a
Q22: Which form of producing electrical energy produces
Q23: Which of the following statements is true?
A)Each
Q24: The world's identified coal reserves should last
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