fossil fuels which includes , coal, natural gas, petroleum and other gases.
Step-by-step explanation:
The United States was ranked as the second-largest energy consumer in 2010 after China. The energy source used to produce most of the electrical energy in the United States comes mostly from fossil fuels ( coal, natural gas, petroleum, and other gases). Electricity is also produced from renewable sources such as hydropower, biomass, wind, geothermal, and solar power.
