Explore 8 English words about talking about energy and power with pronunciation, definitions and example sentences.
a facility that transforms voltage levels and regulates electrical currents, typically situated in an electrical power distribution system
"The substation changes high voltage electricity into lower voltage for our homes."
"A substation is a facility that transforms voltage levels and distributes power from the transmission grid to local consumers."
an electric device that is used to increase or decrease the voltage of an alternating current
"The transformer changes voltage level."
"A transformer is an electrical device that transfers energy between circuits through induction"
a method used to extract natural gas or oil from deep underground by injecting high-pressure fluid to fracture rock formations
"Fracking extracts gas from rocks."
"Fracking is a controversial extraction technique that injects high-pressure fluid into shale rock to release trapped natural gas and petroleum reserves."
a pipe, tube, or channel that is used to protect, enclose, or route electrical wires, cables, or other utilities for the purpose of safe and organized transmission
"The conduit carries electrical wires."
"A conduit protects electrical wires or conveys fluids safely from one place to another."
an electric current that reverses direction periodically, typically used in power distribution systems due to its efficiency in long-distance transmission
"Alternating current changes direction many times each second in the power lines."
"Most household appliances run on alternating current supplied by the local power grid."
any fuel that can be used instead of fossil fuels
"Electricity is an alternative fuel."
"Many countries are investing in alternative fuel sources to reduce their reliance on petroleum products."
a type of fuel made from living matter, such as plants or waste, that can be used as a renewable energy source
"Biofuel comes from plants."
"Biofuel is a renewable fuel derived from biological matter"
a gas, especially methane, that is produced as a result of the decomposition of animal or plant remains, which is used as fuel
"Biogas is made from organic waste."
"Biogas is a combustible mixture of methane and carbon dioxide produced by the anaerobic digestion of organic material"
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