For instance, you could kiss your kids on their heads rather than their cheeks for a few days. You could ask your spouse to do bedtime stories and baths for a few nights. But obviously, you canât be so careful in your efforts to prevent germs from spreading that you feel like youâre shunning your kids.
If you grow short plants, you should definitely try LEDs. 1  The first series of costs on the chart represents an electricity cost of $0.12/kwH, or 12 cents per kilowatt hour (a kilowatt hour is 1,000 watts being used for one hour). 2  $0.12/kwH was the US national average cost for electricity in 2011.
Kilowatt Hours and Operating CostsHome Lighting Appliance energy capacity is rated in watts. Your electric bill is based on the number of watts of elec-tricity you use and the number of hours you use them. Electric usage is measured in kilowatt-hours(kWh.) To convert to kilowatts divide Watts by 1,000.otal usage and cost will vary from home to home, depending on factorssuch as appliance age, family size and lifestyle.To represent the varying summer and winter rates and fuel costs an average cost of15.9 cents per kilowatt-hour was used in these calculations.