Earthquakes Crossword Puzzle

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Across
  1. 3. Where do the most earthquakes occur (90%)
  2. 4. The size of the wiggles on an earthquake recording
  3. 7. A Natural disaster that can form if an Earthquake occurs in the ocean
  4. 9. A person who studies Earthquakes
  5. 11. Location under the earth's surface where the earthquake forms
  6. 13. The way earthquakes are measured
  7. 14. The largest, main earthquake
  8. 15. Earthquakes happen when two of these cause pressure and release energy
  9. 17. The Study of Earthquakes
Down
  1. 1. Worst Earthquake in history
  2. 2. Smaller Earthquake after the main shock
  3. 5. Something you do to trees to avoid damage from falling
  4. 6. elastic energy that travels as waves through the Earth's crust transmitted outward radially from the focus of an earthquake
  5. 8. What are Tsunamis and Earthquakes all classified as
  6. 9. A way to avoid heavy furniture from falling
  7. 10. Number that categorizes the amount of energy released
  8. 12. a very sensitive instrument that can detect, measure and record ground vibrations and their intensities during an earthquake.
  9. 16. Non-earthquake seismic rumbling