Across
- 3. Energy that can be used again and does not run out quickly.
- 6. Long tubes that transport oil or gas.
- 7. To keep something for later use.
- 8. Harmful substances that make air, water or land dirty.
- 9. To take something out of the ground.
- 10. A dangerous substance that can harm or kill people, animals or plants.
- 12. Small holes or cracks where oil, gas or water can escape.
Down
- 1. Animals and plants that live in nature.
- 2. A method used to get oil or gas from deep underground.
- 4. The natural world around us, including air, water, plants and animals.
- 5. A black fossil fuel that is burned to produce energy.
- 11. Energy that comes from the sun.