Across
- 3. Braun leader of rocket technology and liquid fuel
- 5. vehicle launches to space
- 9. moving unsteadily
- 10. impulse product of thrust times duration
- 12. not turbulent
- 14. Law for every action there is an opposite action
- 15. Law acceleration of item is proportional to the net force
Down
- 1. speed forward
- 2. a substance that propels something forward
- 4. device used by rockets for acceleration
- 6. of pressure point where the total sum of the pressure acts on a body
- 7. propulsive force of a rocket
- 8. Law item stays in place unless touched
- 11. rocket rise from the ground
- 13. force that opposes motion
- 16. Goddard father of modern rocket propulsion