g1

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Across
  1. 1. Small flowing waterway
  2. 3. Raised land lower than a mountain
  3. 7. Small freshwater stream
  4. 8. Large volcanic collapse basin
  5. 10. Deep valley with steep sides
  6. 11. Cracked region where plates pull apart
  7. 14. Bowl-shaped volcanic depression
  8. 15. Molten rock beneath the surface
  9. 16. Top of a mountain
  10. 17. Narrow, steep-sided valley
  11. 19. Broad area of flat or gently rolling land
  12. 22. Elevated flat landform
  13. 23. Flowing freshwater stream
Down
  1. 2. Sudden ground shaking
  2. 4. Molten rock from Earth’s interior
  3. 5. Low area where water collects
  4. 6. Deep ocean-floor depression
  5. 9. Mountain formed by lava and ash
  6. 10. Narrow stream
  7. 12. Stream flowing into a larger river
  8. 13. Fracture in Earth’s crust
  9. 18. Long narrow elevation of land
  10. 19. Highest point of a mountain
  11. 20. Low area between hills or mountains
  12. 21. Large natural elevation of Earth’s surface