Rocket Science Crossword

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Across
  1. 4. von Braun a scientist and space architect
  2. 5. The speed of something in a given direction
  3. 7. Impulse the maximum momentum
  4. 8. A resistance or ty[e of friction
  5. 10. Chemical substance used to produce energy
  6. 12. of pressure Represents all forces that are being acted upon
  7. 13. takeoff of a vertical rocket
  8. 14. taking place at constant streamlines
Down
  1. 1. A machine that carries it's own fuel
  2. 2. third law of motion Every object has an equal and opposite reaction
  3. 3. The opposing action of rockets
  4. 6. Moving unsteadily or violently
  5. 9. Robert H. Goddard The first scientist to make a rocket
  6. 11. An engine used to thrust the rocket up and in different directions