rocket science

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Across
  1. 3. a vehicle or device that is propelled by one or more rocket engines
  2. 5. to push or drive forcibly and qickly
  3. 8. von Braun german airospace engineer
  4. 10. propel or drive forward
  5. 11. to pull along with difficulty
  6. 12. off the take off of a rocket from its launch pad
Down
  1. 1. of pressure point of the total force of pressure
  2. 2. Robert H. Goddard father of modern rocket propulsion.
  3. 4. moving unsteadily or violently
  4. 5. a small rocket attached to an aircraft
  5. 6. impulse measure of maximum momentum
  6. 7. the rate of which an object moves in a specified direction
  7. 9. third law every action has an equal and opposite reaction
  8. 12. composed of, or arranged in, laminae.