McCall Johnson- Space Review

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Across
  1. 4. what does the strength of gravity depend on.
  2. 5. located in the asteroid belt between mars and Jupiter.
  3. 6. small body of matter from outer space.
  4. 7. orbits the earth.
  5. 12. outer planets.
  6. 13. orbits the sun.
  7. 16. gaseous planets.
  8. 17. area of the solar system where the suns energy supports liquid water.
  9. 19. to close to the sun.
  10. 20. must have an abundant supply of oxygen.
Down
  1. 1. what is a scale model.
  2. 2. what protects astronauts.
  3. 3. rocky and terrestrial.
  4. 8. protects earth from radiation.
  5. 9. inner planets.
  6. 10. captures harmful charged particles from the sun.
  7. 11. biggest object in our solar system.
  8. 14. to far from the sun.
  9. 15. what does habitable mean.
  10. 18. what is the moon made out of.