Inner Planets Vocab

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Across
  1. 2. The orbiting object around planets
  2. 4. Named after the Greek God that is the Messenger
  3. 7. Something that will keep oxygen in
  4. 9. The thing that is needed to sustain life
  5. 10. Another word for a rocky planet
Down
  1. 1. The planets inside the asteroid belt
  2. 3. The hottest planet of all the inner planets
  3. 5. The only known planet to sustain life
  4. 6. an ellipse that shows a planets movement
  5. 8. Sometimes called the "Red Planet"