space flight

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Across
  1. 2. a machine designed to convert energy into motion
  2. 4. the act of sending a spacecraft into space
  3. 6. The scientific strudy of celestial bodies and the universe as whole
  4. 9. the united states government agency responible for the nationa vilian space program
  5. 10. the platform from which a rocket launches into space
  6. 11. an influence that causes an object to undergo aa change in speed direction or shape
  7. 12. Michael jackson
Down
  1. 1. a unit of astronomical distance equivalent to the distance light travels in one year
  2. 3. mr number 2
  3. 4. The moment a rocket leaves the ground
  4. 5. the force that attracts a body towards the center of the earth
  5. 7. a vechile sesigned for travel in outer space
  6. 8. ------ship
  7. 12. the fourth plant from the sun