AP Environmental Scienceeasymcq1 pt
Natural gas is considered cleaner than coal mainly because
A.it emits less CO₂ and fewer particulates per unit energy
B.it emits no greenhouse gases at all
C.it is renewable
D.it contains no carbon
Explanation
Core Concept
Methane's high hydrogen content means less carbon per joule, and it burns without coal's soot and sulfur.
Correct Answer
Ait emits less CO₂ and fewer particulates per unit energy
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