Quiz study guide

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Across
  1. 4. Inner planets nicname
  2. 6. Earth,Venus,Mars,and mercury are
  3. 7. one thing that Inner and outer planets have in common
  4. 8. Outer planets nickname.
Down
  1. 1. One thing that Inner planet have in common
  2. 2. Juipter,Saturn,Uranus and neptune are all examples of
  3. 3. (hydrogen & helium) One thing that Outer planets have
  4. 5. What seperates Inner and outer planets.