4 Terms
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Earthquake
Of or pertaining to the natural phenomenon when tectonic plates slide or move causing the Earth's surface also move which causes devastating damage to cities and towns.
Industry: Natural environment
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Earthquake
Scarp
Natural environment; Earthquake
A steep slope formed by the displacement of the ground surface by movement of a fault or by other geologic process such as a landslide. See fault scarp.
Secondary waves
Natural environment; Earthquake
A type of body wave, slightly slower than a primary wave, that moves rocks vertically or horizontally; they move at 2 miles (3 km) per second.
Seiche
Natural environment; Earthquake
Oscillation of the surface of a closed body of water when the surface is disturbed by wind or an earthquake.
Seismic hazard analysis
Natural environment; Earthquake
An orderly approach to quantifying the extent to which a site or a region is exposed to earthquake hazards.
Seismic wave
Natural environment; Earthquake
An elastic wave generated in the earth by an earthquake or explosion.
Seismic zonation
Natural environment; Earthquake
Geographic delineation of areas having different potential for hazardous effects of earthquakes.
Seismic zone
Natural environment; Earthquake
An area within which the seismic-design requirements are constant.
