What is a kilowatt-hour (kwh)?
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ANSWERS: 3
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equal to 1,000 watts.kwh-a common unit of electrical consumption measured by the total energy created by one kilowatt in an hour
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The amount of work done (energy transferred) when an appliance of one kilowatt runs for one hour. Because a joule is the amount of work done when one watt runs for one second, a KWH is equivalent to 3,600*1,000 = 3,600,000 joules.
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' a composite unit of energy equivalent to one kilowatt (1 kW) of power sustained for one hour.' 'The kilowatt-hour is commonly used as a billing unit for energy delivered to consumers by electric utilities.' Source: https://en.wikipedia.org/wiki/Kilowatt_hour
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