Across
- 2. Our Earth is a giant ...
- 5. nowadays energy
- 7. make old thing to useful thing
- 8. include coal, oil, gas
- 10. energy from the moving water
- 12. we need to light to bulb
Down
- 1. can be replenished in a short time
- 3. wind energy is taken by ...
- 4. energy from the sun
- 6. use again and again
- 9. decrease
- 11. not attract