Christopher

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Across
  1. 1. horizon a
  2. 3. expanding and exploding
  3. 6. liquid rock
  4. 8. other word for dirt
  5. 11. cooling then rock
  6. 12. belt shape of volcanos
  7. 15. horizon c
  8. 16. horizon b
  9. 17. liquefy but hot
  10. 18. old bones in rock
  11. 19. Hardening but cold
Down
  1. 2. erupt slowly
  2. 4. warm but warmer
  3. 5. push into eachother
  4. 7. big ice block that is very big
  5. 9. split in half
  6. 10. sand but stone
  7. 13. big hills made of rock
  8. 14. rock that shoots lava