Across
- 1. This renewable energy source includes plants, animals and waste.
- 3. This is a fossil fuel that comes from deep underground
- 5. This energy source is often called "hydro" and uses dams to generate electricity.
- 7. This means heat from the ground.
- 8. This energy source gets energy from atoms.
Down
- 2. Energy of the sun.
- 4. This energy source forms around pockets of oil and coal.
- 5. Turbines catch the wind in this renewable energy source.
- 6. This is a fossil fuel which is formed by rocks under pressure for millions of years.