| A | B |
|---|
| biomass energyrenewable energy derived from burning organic materials such as wood and alcohol | biomass energy |
| sedimentary rock formed from decayed plant material; the world's most abundant fossil fuel | coal |
| nonrenewable energy resource, such as oil and coal, formed over millions of years from the remains of dead plants and other organisms | fossil fuel |
| inexhaustible energy resource that uses hot magma or hot, dry rocks from below Earth's surface to generate electricity | geothermal energy |
| electricity produced by water power using large dams in a river | hydroelectric energy |
| resources from which metals are obtained | mineral resource |
| fossil fuel formed from marine organisms that is often found in tilted or folded rock layers and is used for heating and cooking | natural gas |
| alternative energy source that is based on atomic fission | nuclear energy |
| liquid fossil fuel formed from marine organisms that is burned to obtain energy and used in the manufacture of plastics | oil |
| deposit in which a mineral exists in large enough amounts to be mined at a profit | ore |
| conservation method in which old materials are processed ot make new ones | recycling |
| amount of a fossil fuel that can be extracted from Earth at a profit using current technology | reserve |
| energy from the Sun that is clean, inexhaustible, and can be transformed into electricity by solar cells | solar energy |
| area where many windmills use wind to generate electricity | wind farm |
