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10 Cards in this Set

  • Front
  • Back
seismology
The study of earthquakes
fault
A break in the Earth’s crust along which blocks of the crust slide relative to one another due to tectonic forces
deformation
The change in the shape of rock in response to stress
Elastic rebound
The sudden return of elastically deformed rock to its original shape
Seismic waves
Waves of energy that travel through the earth
P waves
The fastest type of seismic wave; can travel through solids, liquids, and gases; also known as pressure waves and primary waves
S waves
The second-fastest type of seismic wave; cannot travel through materials that are completely liquid; also known as shear waves and secondary waves
Seismograph
An instrument located at or near the surface of the Earth that records seismic waves
seismogram
A tracing of earthquake motion created by seismograph
A tracing of earthquake motion created by seismograph
The point on the Earth’s surface directly above an earthquakes starting point