The Earth in The Solar System

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Across
  1. 4. refers to the flash of light caused by debris
  2. 6. can only occur on a full moon day
  3. 7. is the only planet with life
Down
  1. 1. is a solid heavenly body that revolves around a planet
  2. 2. closest planet to the sun
  3. 3. earths twin planet
  4. 5. earth like shape