Earth Systems

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Across
  1. 4. a collapsed volcano
  2. 8. plate boundary that forms most earthquakes
  3. 9. densest type of crust
  4. 11. prefix meaning with or together
  5. 13. large and long wave
  6. 16. surface layer of the earth
  7. 17. volcano that will never erupt again
  8. 18. forms from converging plates
  9. 19. opening of a volcano
  10. 20. layer at center of earth
  11. 21. molten layer of the earth
  12. 22. section of the earth's crust
  13. 25. land much higher than surrounding area
Down
  1. 1. broad, flat volcano
  2. 2. boundary where plates move apart
  3. 3. molten rock inside the earth
  4. 5. place on surface above focus
  5. 6. strength of earthquake
  6. 7. element that creates magnetic field
  7. 10. means pieces of rocks
  8. 12. place inside earth that caused earthquake
  9. 14. _______mometer
  10. 15. currently erupting volcano
  11. 16. currents that move plates
  12. 23. molten rock on the earth surface
  13. 24. earth_________