why is coal used as an energy source

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Cheapest source of energy

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  • What is the main source of energy in coal?

  • It is composed mostly of carbon and hydrocarbons, which contain energy that can be released through combustion (burning). Coal is the largest source of energy for generating electricity in the world, and the most abundant fossil fuel in the United States. Fossil fuels are formed from the remains of ancient organisms.

  • What is coal used for in science?

  • What is coal used for? Coal is primarily used as fuel to generate electric power in the United States. In coal-fired power plants, bituminous coal, subbituminous coal, or lignite is burned. The heat produced by the combustion of the coal is used to convert water into high-pressure steam, which drives a turbine, which produces electricity.

  • How is CO2 coal used to generate electricity?

  • Coal is primarily used as fuel to generate electric power in the United States. In coal-fired power plants, bituminous coal, subbituminous coal, or lignite is burned. The heat produced by the combustion of the coal is used to convert water into high-pressure steam, which drives a turbine, which produces electricity.

  • What are the negative effects of coal?

  • Deaths caused by coal per unit of electricity produced (due to air pollution mainly) CO2 emissions 鈥?total emissions, emissions during burning of the energy source, and emissions over the lifecycle of the energy source Harm caused to humans via exposure to, or as a result of dumping of the energy waste by-products

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