Across
- 4. Energy from a star
- 5. Not enough and will eventually run out
- 7. Things on earth that we can use
- 11. This energy makes our computers and microwaves work
- 12. Black rocks found underground
- 13. A machine that brings oil up from underground
- 14. These collect heat from the sun
Down
- 1. This makes our cars, trucks, and planes move
- 2. Air moving
- 3. Found in rivers, lakes, and oceans
- 6. Black oil found deep underground
- 8. A place where they clean crude oil
- 9. A round drum that collects energy
- 10. Hot water from underground that turns into vapour
- 15. What gives us power to make things move