Seismology

Seismology

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

Industry: Earth science

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Seismology

volcanic tremor

Earth science; Seismology

The more-or-less continuous vibration of the ground near an active volcano.

intensity

Earth science; Seismology

A measure of the effects at a particular place produced by shaking during an earthquake. (Not to be confused with magnitude.)

median

Earth science; Seismology

The midpoint of the values after they have been arranged from the smallest to the largest (or the largest to the smallest). There will be as many values above the median as below the median.

modified mercalli intensity scale

Earth science; Seismology

The Mercalli scale rates the intensity of shaking from an earthquake. The ratings vary from I (felt only under especially favourable circumstances) to XII (total destruction).