ROCKET SCIENCE

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Across
  1. 4. of pressure: where the total pressure is
  2. 5. when something shoots into the sky
  3. 6. a person that pushes
  4. 8. calm
  5. 10. a substance that propels something
  6. 12. third law of motion: for every action there is a equal and opposite reaction
  7. 13. when you pull something
Down
  1. 1. _________ is the speed something is going in the given direction
  2. 2. a push
  3. 3. von Braun: he led the united states team that put the first american satellite into space
  4. 7. shaky
  5. 9. something that goes into space with a signal
  6. 11. impulse: measures how effectively the rocket uses propellant
  7. 13. Robert H. Goddard: made the first liquid-fueled rocket