Rocket Science

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Across
  1. 3. an engine that operates that operates by the combustion of its contents
  2. 5. impulse in the product of thrust times duration
  3. 7. a thing that causes something to move outwards or upwards
  4. 10. the speed of something in a given direction
  5. 11. pull someone or something along forcefully
  6. 14. von Braun German aerospace engineer and space architect
Down
  1. 1. moving unsteadily
  2. 2. third law of motion for every action, there is an equal and opposite reaction
  3. 4. a person or thing that thrusts
  4. 6. takeoff
  5. 8. consisting of laminae
  6. 9. of pressure where the total sum of pressure acts on a body
  7. 12. push suddenly or violently
  8. 13. Robert H. Goddard built the first liquid fueled rocket