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5.7A Fossil Fuels
Earth's Changes Unit
Term | Definition |
---|---|
coal | A solid energy resource that forms from ancient PLANTS over millions of years. |
conservation | The practice of using resources wisely. |
decomposition | The breaking down of plant and animal remains by decomposers. |
fossil fuel | A source of energy that started forming millions of years ago from the remains of plants and microorganisms. |
natural gas | A gaseous energy resource that forms from microorganisms over million of years., |
nonrenewable resources | A resource that cannot be replenished or replaced quickly or easily. |
oil | A liquid energy resource that forms from microorganisms over millions of years. |
petroleum | A name given to crude oil and refined oil. |