Seismology

Seismology

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

Industry: Earth science

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Seismology

travel time

Earth science; Seismology

The time required for a wave train to travel from its source to the point of observation.

pleistocene

Earth science; Seismology

The time period between about 10,000 years before present and about 1,650,000 years before present. As a descriptive term applied to rocks or faults, it marks the period of rock formation or the ...

origin time

Earth science; Seismology

The exact time at which an earthquake occurred.

period

Earth science; Seismology

The time interval between successive crests in a sinusoidal wave train; the period is the inverse of the frequency of a cyclic event.

wave period

Earth science; Seismology

The time interval between successive crests in a sinusoidal wave train; the period is the inverse of the frequency of a cyclic event.

arrival time

Earth science; Seismology

The time at which a particular wave phase arrives at a detector.

continental drift

Earth science; Seismology

The theory, first advanced by Alfred Wegener, that Earth's continents were originally one land mass. Pieces of the land mass split off and migrated to form the continents.