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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 
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 ...
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).
maximum credible earthquake
Earth science; Seismology
The maximum earthquake that is capable of occurring in a given area or on a given fault during the current tectonic regime.
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)