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Seismology

The study of earthquake, seismic sources, and wave propagation through the Earth.

Contributors in Seismology

Seismology

fault barrier

Earth science; Seismology

An area of fault surface that is resistant to slip because of geometrical or structural changes.

fault-angle depression

Earth science; Seismology

An arrow, downdropped crustal block bounced by a fault on only one side.

deterministic hazard assessment

Earth science; Seismology

An assessment that specifies single-valued parameters such as maximum earthquake magnitude or peak ground acceleration, without consideration of likelihood.

microearthquake

Earth science; Seismology

A term used to describe earthquakes under Richter magnitude 2, and occasionally, slightly larger quakes, especially those not felt by people nearby.

moderate earthquake

Earth science; Seismology

An earthquake having a magnitude of 5 to 6 on the Richter scale.

major earthquake

Earth science; Seismology

An earthquake having a magnitude of 7 to 7. 99 on the Richter scale.

great earthquake

Earth science; Seismology

An earthquake having a magnitude of 8 or greater on the Richter scale.

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