Science

123456789101112131415161718192021222324252627282930
Across
  1. 3. Deep ocean valley
  2. 6. Dark volcanic rock
  3. 7. Break in Earth’s crust
  4. 12. Pacific volcano belt
  5. 13. Earth’s landmasses
  6. 16. Two landmasses crash
  7. 18. FAULT Plates slide sideways
  8. 21. One plate sinks under another
  9. 22. Layer beneath the crust
  10. 25. Curved chain of volcanoes
  11. 26. New ocean crust forms
  12. 27. Plates crash together
  13. 28. Sudden ground shaking
  14. 29. Dense seafloor rock
  15. 30. Earthquake vibrations
Down
  1. 1. Release of magma and gases.
  2. 2. Earth’s outer solid layer
  3. 4. Long depression in crust
  4. 5. Opening where magma escapes
  5. 8. Connected series of peaks
  6. 9. Molten rock below surface
  7. 10. stress pulling crust apart
  8. 11. Mountains from plate collision
  9. 14. Continents slowly move
  10. 15. Where plates meet
  11. 17. Rigid outer shell of Earth
  12. 19. Famous California fault
  13. 20. Underwater mountain chain
  14. 23. Plates move apart
  15. 24. Point above quake focus