The Martian Crossword

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Across
  1. 3. 95% of Mars's atmosphere.
  2. 5. A door... in space.
  3. 8. Mars's smallest moon.
  4. 9. Can be used up.
  5. 11. The curved path of an object that is moving.
  6. 12. Mars's largest moon.
  7. 14. Finding out if there is a problem, what it is, and what caused it.
  8. 15. Pieces of something.
Down
  1. 1. A force that pushes something in a direction.
  2. 2. Vehicle used to travel around Mars.
  3. 4. Going around something... IN SPACE!
  4. 6. Not safe, likely dangerous.
  5. 7. A type of land.
  6. 10. The quantity of matter in an object.
  7. 13. Need to Breathe.