Description
Solar Energy is measured in kilowatt-hour. 1 kilowatt = 1000 watts.
1 kilowatt-hour (kWh) = the amount of electricity required to burn a 100 watt light bulb for 10 hours.
According to the US Department of Energy, an average American household used approximately 866-kilowatt hours per month in 1999 costing them $70.68.
About 30% of our total energy consumption is used to heat water.
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