Intro To Rockets

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Across
  1. 3. Astronauts can go on spacewalks through _________ that open to the outside
  2. 6. The ____________ also uses rocket engines to carry astronauts into space.
  3. 9. The main engines on the space shuttle orbiter use___________
  4. 10. The International Space Station is a large spacecraft in ______ around Earth
  5. 11. for every action, there is an equal and opposite _________
  6. 13. In 1926, American scientist Robert _________ flew the first liquid-fuel
  7. 15. In the vacuum of space, an engine has _________ to push against
  8. 17. These rockets will take __________ and supplies to the International Space Station
Down
  1. 1. Most rocket engines turn the fuel into
  2. 2. The space stations covers the area of a ______________
  3. 4. The falcon 9 Rocket carries supplies to the
  4. 5. A self contained unit of the spacecraft
  5. 7. The word can describe a type of
  6. 8. The condition of being weightless or the near absence of gravity.
  7. 12. The forward or upward force produced by the engines of a plane or rocket.
  8. 14. The first known rockets were invented in_______
  9. 16. A jet engine requires _________ from the air to work