The Inner Planets

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Across
  1. 4. The four planets closed to the sun are known as the _________ planets.
  2. 6. There are many __________ on Venus.
  3. 7. One of Mars' two moons.
  4. 9. The inner planets are characterised as solid and________.
Down
  1. 1. The surface of Mercury looks most similar to the surface of the_______.
  2. 2. The innter planets lie betweeb the sun and the ________ belt.
  3. 3. Venus and __________ are the only two planets that do not have moons.
  4. 5. Planet known as the Evening Star.
  5. 8. Known as the Red Planet.
  6. 10. The inner planets each have a core, a mantle and a _______.