(with Examples) 1  An abstract noun is a word which names something that you cannot see, hear, touch, smell, or taste. It is the opposite of a concrete noun. 2  It is not always easy to spot an abstract noun, and it is common for grammarians to argue over whether the thing represented by a noun is perceivable or not.
Household electricity use: 6,000 kWh per household per year for 3 residents average per household. So the household use per capita is 2,000 kWh or about of per capita electricity from all applications. Household Natural Gas use: 400 therms per household x 30 give 12,000 kWh equivalent electricity.
Electrical Energy. The New Book of Popular Science. 2000 edition. Grolier Incorporated, 1998. A kilowatt-hour is the electrical energy consumed in one hour at the constant rate of one kilowatt. The average household in the United States uses about 8,900 kilowatt-hours of electricity each year. 1,020 W: Casebolt, Cathlene. Home Alone- Living Off the Grid. Home Energy Magazine Online. (May/June 1993).