Kilowatt (kW) : The basic unit of electric demand, equal to 1,000 watts; average household demand is 10 to 20 kilowatts.
Kilowatt-hour (kWh) : A unit of energy of work equal to 1,000 watt-hours. The basic measure of electric energy generation or use. A 100-watt light bulb burning for 10 hours uses one kilowatt-hour.
Wilson Community College | P.O. Box 4305 • 902 Herring Avenue | Wilson, NC 27893 | Phone: (252) 291-1195 | Fax: (252) 243-7148