Rocket Science (which is not stupid)

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Across
  1. 2. of pressure The total force vector acted on the center of preasure
  2. 5. composed
  3. 7. Robert H. Goddard created worlds first liquid rocket
  4. 8. impulse The maximum impulse
  5. 9. given to acts of violence and aggression
  6. 10. rapidity of motion or operation; swiftness; speed
  7. 12. a space capsule or vehicle put into orbit by such devices.
Down
  1. 1. von Braun German Aero space engineer
  2. 3. propels the rocket forward
  3. 4. chemical substants
  4. 6. third law of motion For every action, there is an equal and opposite reaction.
  5. 7. pull (someone or something) along forcefully, roughly, or with difficulty.
  6. 11. When a plane or rocket achieves lift and leaves the ground
  7. 13. acceleration to pust rocket forward