Inner & Outer Planets Vocabulary

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Across
  1. 3. Saturn's largest moon.
  2. 5. Mons Large, elevated highland region on Venus.
  3. 6. The largest, innermost, and irregularly shaped moon of Mars.
  4. 7. Neptune's largest moon.
  5. 8. Actively probes the Solar System by bouncing radio waves off celestial bodies like planets, asteroids, and moons.
  6. 9. A long, steep slope, or cliff on a planet.
  7. 10. Marineris A gigantic system of canyons on Mars, the largest in the Solar System.
  8. 11. Basin A massive, ancient impact crater on Mercury.
Down
  1. 1. The small, outermost moon Mars.
  2. 2. Jupiter's largest moon.
  3. 4. The process where a molecule breaks apart into smaller atoms.
  4. 7. Planets A planet primarily composed of silicone rocks, solid surface.