Sol Cache-Solar Energy

Energy Audit

ASSESSMENT

INVESTIGATION

ONLINE RESOURCES

BACKGROUND

Color Absorption

Energy Audit

Solar Ovens

Energy Audit

You now know about our nation's energy crisis. To examine this first-hand, we would like you to check on your energy use for one week at home. This is called an energy audit.You will probably want to have one of your parents or guardians help you with this project. Use the form below to enter your data (if you do not have a computer at home, you can print this page). You will be looking at is kW/hr or kilowatts per hour.

A kilowatt-hour is the amount of electrical energy used when one kilowatt of power is used for one hour.

A therm unit is the heat required to raise the temperature of 1 pound of water 1 degree Fahrenheit.

Laundry	Ave. cost per load	X	Loads Per Week	=	Your Ave. Cost Per Week
Washing Machine (warm/cold)	.30	x		=

Dryer

.40

x

=

Entertainment	Ave. kW per hour used	X	Hours Used Per Day	X	Days used Per Week	X	Aver. Rate Per kwh	=	Your Ave. Cost Per Week
Color Television	.1	x		x		x	.11	=
VCR	0.02	x		x		x	.11	=
Stereo	0.05	x		x		x	.11	=

Personal computer and printer

0.13

x

x

x

.11

=

Miscellaneous Household (Electric)	Ave. cost per use	X	How many uses per week?	=	Your Ave. Cost Per Week
Hair Dryer	.05	x		=

	Ave cost per hour used	X	Hours per week	X	How many of these do you use	=	Ave. cost per week
Lighting (bulb)	.01	x		x		=

Heating (Gas)	Ave. Therms Per Hour	X	Hours Used Per Week	X	Ave. Rate Per Therm	+	Ave. weekly Pilot Light Cost	=	Your Ave. Cost Per Week
	.21	x		x	.63	+	.43	=

	Ave. cost per week	=
Answering Machine	.09	=
Alarm Clock	.32	=
Cordless telephone	.04	=

Total:

Add up the results of your energy audit for the week. Your results should reflect the total energy cost for the week. Give the results to your teacher and he/she will E-mail the results to a central location.