Seismology

Seismology

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

Industry: Earth science

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Seismology

Isostasy

Earth science; Seismology

The way in which the lithosphere "floats" on the asthenosphere. There are two models generally accepted, the Airy model which is load "floating" in the asthenosphere with a root sinking down with ...

Residual

Earth science; Seismology

The difference between the measured and predicted values of some quantity.

Focal depth of earthquakes

Earth science; Seismology

The depth of the focus below the surface of the Earth.

Holocene

Earth science; Seismology

The current geological time period that started about 10,000 years ago.

The crust and upper mantle of the earth are made up of about a dozen large plates and several smaller ones that are constantly moving. The movements are very slow - only a few centimetres per year. ...

Eigenfunction

Earth science; Seismology

The corresponding displacement patterns of the eigenfrequencies (also called normal modes). When the solution is zero with the given boundary conditions, that is the fundamental mode. Higher values ...