Earthquakes and Volcanoes

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Across
  1. 2. plate boundary where plates move side by side
  2. 4. volcano that has both explosive and quiet eruptions
  3. 7. type of fault that drops rock down on one side relative to the other
  4. 8. a volcano that erupts continually or frequently
  5. 9. measure of energy released during an earthquake
  6. 10. magnitude scale that describes the strength of an earthquake
  7. 11. place in earth's crust where pressure is released
  8. 13. energy waves that travel outward from an earthquake
  9. 14. plate boundaries that collide
  10. 15. place where the 9.0 earthquake and tsunami happened
  11. 16. the act of one plate being forced under another
  12. 17. volcano with steep sides and is explosive
  13. 18. spot on earth's surface directly above the focus
  14. 20. a volcano that is "sleeping"
  15. 22. the ocean bounded by the Ring of Fire
  16. 23. plate boundary that moves apart, allowing volcanoes to occur
  17. 25. when volcanoes happen in the middle of a plate
Down
  1. 1. seismic wave that produces a rolling motion
  2. 3. earthquake and volcano zone in the middle of the Atlantic Ocean
  3. 5. the fastest seismic wave
  4. 6. shaking of the earth
  5. 12. seismic wave that causes particles to move at right angles to direction of wave travel
  6. 13. the San Andreas is this type of fault
  7. 16. study of earthquakes and seismic waves
  8. 19. a volcano that hasn't erupted in modern times
  9. 21. type of fault that moves rock up on one side relative to the other
  10. 24. volcano with a gentle slope and quiet eruptions