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Glossary of Terms - G
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Gas: A substance whose molecules are randomly moving so quickly that the molecules easily separate from one another. Gases will spread out and take on the shape and volume of whatever they are in—a jar, a room, or the atmosphere.
Gas bill: A statement received monthly from a natural gas utility showing how much natural gas your household used and how much you will need to pay for it.
Gas lines: Small pipes (1 to ¾ inches in diameter) that carry natural gas to home appliances.
Gas meter: A device that records how much natural gas is being used in a building.
Gas trap: An arrangement of three types of rock that geologists look for when searching for natural gas. These rocks include the source rock that produces the natural gas, the porous reservoir rock that holds the natural gas, and the cap rock that keeps the gas from escaping.
Generator: A machine that converts mechanical energy into electrical energy.
Geologist: A person who studies the physical nature and history of the earth as his or her career.
Geothermal energy: Energy that is generated by converting hot water or steam from deep beneath the Earth’s surface into electricity.
Ground (electrical): An electric wire that touches the earth.
Grounded: A connection of an electric wire or other conductor with the earth.
© 2003 Culverco, LLC
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