Earthquakes

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Across
  1. 5. to determine the epicenter of the earth.
  2. 6. first kind of body waves, fastest kind of seismic wave. First to arrive
  3. 7. study of earthquakes and seismic waves
  4. 8. when plate boundaries slide apart from each other.
  5. 9. the second wave you feel in an earthquake.
  6. 11. the origin of an earthquake.
Down
  1. 1. waves of energy caused by an explosion.
  2. 2. when plate boundaries slide past each other.
  3. 3. when plate boundaries slide into each other.
  4. 4. waves that travel through the interior of earth.
  5. 10. directly above the surface of the earth