Ch 8-11

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Across
  1. 6. a planet whose orbit lies in the outer part of the Solar System. Jupiter, Saturn, Uranus, and Neptune are outer planets.
  2. 7. a small, generally rocky, solid body orbiting the Sun and ranging in diameter from a few meters to hundreds of kilometers.
  3. 8. cloud a vast region in which comet nuclei orbit. This cloud lies far beyond the orbit of Neptune.
Down
  1. 1. an object that orbits the Sun and is massive enough that its gravity compresses it into an approximately spherical shape
  2. 2. a planet orbiting in the inner part of the Solar System. Sometimes taken to mean Mercury, Venus, Earth, and Mars.
  3. 3. the Sun, planets, their moons, and other bodies that orbit the Sun.
  4. 4. belt a region between the orbits of Mars and Jupiter in which most of the Solar System’s asteroids are located.
  5. 5. a small body in orbit around the Sun, consisting of a tiny, icy core and a tail of gas and dust.