Across
- 5. doubt
- 10. process
- 11. luminous intensity
- 12. abbreviation
- 14. trajectory
- 16. second
- 18. unit
- 19. speed
- 20. in accordance with
- 21. mass
Down
- 1. base quantity
- 2. to answer
- 3. value
- 4. equal
- 6. properties
- 7. to describe
- 8. derived
- 9. thrusters
- 13. measuring technique
- 15. example
- 17. diameter
