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Break in rock caused by tension forces, whrer rock above the fault surface moves down relative to the rock below the fault surface.
Break in rock caused by compressive forces, where rock above the fault surface moves upward relative to the rock below the fault surface.
Break in rock caused by shear forces, where rocks move past each other without much vertical movement.
In an earthquake, the point below Earth's surface where energy is released in the form of seismic waves.
Seismic wave that moves rock particles back-and-forth in the same direction that the wave travels.
Seismic wave that moves rock particles up-and-down in a backward rolling motion and side-to-side in a swaying motion.
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