Description

Energy Use Investigation

Glossary of Terms

Here you will find a list of terms and phrases explained in an easy to understand manner.

A - B | C - D | E - End | Energy - Externality
F - G | H - K | L - M | N | P | R - S | T - W

Law of demand
The price of a good or service is inversely related to the quantity of demanded by customers, other things being equal or constant. Increasing the price of a good or service decreases the quantity demanded. Decreasing the price of a good or service increases the quantity demanded. See Demand schedule.

Law of supply
The price of a good or service is directly related to the quantity supplied by producers, other things being equal or constant. Increasing the price of a good or service increases the quantity supplied. Decreasing the price of a good or service decreases the quantity supplied. See Supply schedule.

Leaking electricity
The energy used by an appliance when the appliance is in its lowest power mode (typically when the appliance is off). A variety of appliances--especially those with remote control devices--consume electricity even after they are turned off. Other appliances--including those with built-in clocks--never stop using electricity.

Light
A form of electromagnetic radiation composed of different wavelengths ranging from violet to red that are visible to the naked eye. Light is also a means by which energy can be transferred.

Lumen
A measurement of light output from a lamp, tube, or bulb. See Light.

Megawatt (abbrev. MW; pl. Megawatts)
A unit of power equal to one million watts or 1,000 kilowatts. See Watt.

Meter
A device used to measure and record the amount of electricity or natural gas a utility customer uses.

Meter reader
Utility personnel who read and record information from a customer's electric and natural gas meters so that energy use and energy costs can be calculated. See Meter.
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