Space Travel #1

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Across
  1. 2. a rocket burns this to fly
  2. 4. this sends signals through space and to Earth
  3. 7. Astronauts have to work _____ because space travel is dangerous
  4. 8. Americans _____ rockets during the space race.
  5. 11. an astronaut takes these into space
  6. 12. traveling outside Earth's atomosphere
Down
  1. 1. a gun shoots these
  2. 3. The rocket was ready to _____ into space.
  3. 4. these people do experiments
  4. 5. many countries were fighting in this and dropping bombs on each other
  5. 6. to go up
  6. 9. what will happen if fuel mixes too quickly
  7. 10. a person who goes into space