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

arc

Earth science; Seismology

Commonly refers to the chain of volcanoes (volcanic arc) that sometimes form inland and that are produced by subduction.

waveform modeling

Earth science; Seismology

Comparing synthetic and observed seismograms to better understand Earth's internal structure and fault rupture processes.

tertiary wave (T)

Earth science; Seismology

Compressional wave propagating through the ocean (tertiary wave).

relaxation theory

Earth science; Seismology

Concept wherein radiated seismic waves of an earthquake result when stored strain within the Earth is released at the time of slip along a fault; adjacent fault blocks reach new ...

sand boil

Earth science; Seismology

Sand and water ejected to the ground surface as a result of liquefaction at shallow depth; the conical sediment deposit that remains as evidence of liquefaction.