Across
- 2. von Braun leading developer of the rocket technology
- 4. a rocket or helicopter taking off
- 8. a constant streamline
- 10. used to keep altitude control
- 11. propels something
- 13. sudden push
Down
- 1. of pressure a pressure field acts as a body
- 3. third law of motion every action has a equal opposite
- 5. how fast something is
- 6. unsteady movement
- 7. Robert H. Goddard made the first liquid powered rocket
- 9. missile, spacecraft, or aircraft using a rocket engine
- 10. impulse thrust times duration
- 12. pull forcefully