If 1 Horsepower equals 42.45 BTU's per minute, then the energy required to lift a 1 pound (.454 kg) weight, 778 feet (.24 km), against the force of gravity, would be the same as the number of BTU's required to raise the temperature of __________.

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Accepted Answer

1 pound (.454 kg) of water 1°F (.55°C)

Answer

1 ounce (28.3 g) of water 1°F (.55°C)

Answer

1 quart (.95 l) of water 1°F (.55°C)

Answer

1 gallon (3.78 l) of water 1°F (.55°C)

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