Across
- 2. faults which move along the direction of the dip plane
- 7. vibrations caused by the rupture and sudden movement of rocks along a break or crack in the earth's crust
- 8. the brittle, rocky outer layer of the earth
- 9. a wave that forms when an ocean disturbance suddenly moves a large volume of water
- 11. a fault that forms where tectonic plates slide horizontally past each other
- 12. the first waves to arrive at a seismograph
Down
- 1. the partially melted portion of the mantle below the lithosphere
- 3. an earthquake wave that travels around the earth's surface and is usually the third conspicuous wave to reach a seismograph
- 4. a graphic illustration of seismic waves
- 5. energy that travels as vibrations on and in the earth
- 6. location of earth's surface directly above an earthquake's focus
- 10. shear waves that are transverse in nature