Across
- 2. Black runny substance that can be used in cars
- 4. Where you plant plants and trees
- 5. Drinkable substance that is in all human lives
- 7. Unable to be made by humans, comes from a star
Down
- 1. Non-renewable energy sources like oil and coal
- 3. Black lump that can burn
- 6. A gas that all humans breath to survive