Earth science

Earth science

Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.

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Earth science > Seismology

transverse

Earth science; Seismology

Seismic waves that arrive entirely horizontal to the great-circle path direction.

radial

Earth science; Seismology

Seismic waves arriving at a station propagating at some angle to the vertical along the great-circle path connecting the source and receiver.

Love waves

Earth science; Seismology

Seismic surface waves with only horizontal shear motion transverse to the direction of propagation.

Rayleigh waves

Earth science; Seismology

Seismic surface waves with ground motion only in the vertical plane containing the direction of propagation of the wave. The particle motion is retrograde elliptical at the ...