Unit 2 Crossword

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Across
  1. 6. Plates moving away from each other
  2. 7. Plates moving towards each other
  3. 8. Plates sliding past each other
Down
  1. 1. Rocky objects that are too small to be planets
  2. 2. The man who proposed the theory of continental drift
  3. 3. A supercontinent that existed many millions of years ago
  4. 4. A celestial object made of ice, rock, and dust
  5. 5. The only habitable planet in our solar system