Across
- 1. The thing created by convection used to power windmills.
- 4. A form of energy that is made from extracting heat from the earth.
- 5. The creator of heat that our planet revolves around
- 6. A fossil fuel that is high polluting but easy to mine.
- 7. A fossil fuel that we extract from the ground via massive fracking towers, it is used to make gas.
Down
- 1. The thing we use to power dams to create hydroelectricity.
- 2. A fuel that is made from dead plants, usually made from corn.
- 3. An incredibly efficient and low polluting form stone that comes from the ground.