Across
- 3. to suppress
- 5. to descover
- 8. progress
- 9. al dia
- 11. to transform
- 15. moon
- 17. population
- 18. earth, land
- 19. to elinate
Down
- 1. computer
- 2. world
- 4. means
- 6. to develope
- 7. against
- 9. soon, quickly
- 10. __ _______ del aire
- 12. peace
- 13. planet
- 14. to build
- 16. rocket