Chapter 11

123456789101112131415161718192021
Across
  1. 5. object that orbits a bigger object
  2. 8. most basic unit of time
  3. 10. splits light in a spectrum
  4. 15. V2____missile
  5. 18. orbit, satellite stays above same point of earth
  6. 20. level of detail
  7. 21. away from earth
Down
  1. 1. Russian astronaut
  2. 2. satellites that relay phone calls
  3. 3. orbit, Hohmann
  4. 4. rocket motor
  5. 6. sun-______
  6. 7. satellite, Hubble space telescope
  7. 9. used to slow satellite to change orbit
  8. 11. rocket engines
  9. 12. chinese astronaut
  10. 13. dog on Sputnik 2
  11. 14. equal night
  12. 16. time taken to complete an orbit
  13. 17. near earth
  14. 19. orbit, travels perpendicular to equator