Fossil Energy Study Guide: 300 million years ago 100 million years .When it is burned, coal makes heat and light energy. The cave men . coal comes from plants, and plants get their energy from the sun, the energy in coal also.where does coal come from,Coal EnergyThe energy in coal comes from the energy stored by plants that lived hundreds of millions of years ago, when the earth was partly covered with swampy forests.what Is Coal? History of Coal in America Coal MiningCoal is a fossil fuel formed from the remains of plants that lived and died hundreds of millions of years ago, when parts of the Earth were covered with huge . needs. Almost 42 percent of our electricity comes from coal-fired power plants.
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