Ranking Energy Units by Magnitude
Which of the following correctly ranks the units of energy from least to greatest magnitude?
A
1 Btu, 1 Joule, 1 kWh, 1 HP-hour
B
1 kWh, 1 HP-hour, 1 Btu, 1 Joule
C
1 Joule, 1 HP-hour, 1 Btu, 1 kWh
D
1 Joule, 1 Btu, 1 HP-hour, 1 kWh
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