Home > Blossary: Earthquakes
A blossary on different terms relating to earthquakes.

Category: Geography

21 Terms

Created by: Silentchapel

Number of Blossarys: 95

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A foreshock is an earthquake that occurs before a larger seismic event (the mainshock) and is related to it in both time and space. The designation of an earthquake as foreshock, mainshock or ...

Domain: Natural environment; Category: Earthquake

An aftershock is a smaller earthquake that occurs after a previous large earthquake, in the same area of the main shock. If an aftershock is larger than the main shock, the aftershock is redesignated ...

Domain: Natural environment; Category: Earthquake

A tsunami earthquake is an earthquake that triggers a tsunami of a magnitude that is very much larger than the magnitude of the earthquake as measured by shorter-period seismic waves. The term was ...

Domain: Natural environment; Category: Earthquake

A slow earthquake is a discontinuous, earthquake-like event that releases energy over a period of hours to months, rather than the seconds to minutes characteristic of a typical earthquake. First ...

Domain: Natural environment; Category: Earthquake

In seismology, the depth of focus refers to the depth at which an earthquake occurs. Earthquakes occurring at a depth of less than 70 km are classified as 'shallow-focus' earthquakes, while ...

Domain: Natural environment; Category: Earthquake

An intraplate earthquake is an earthquake that occurs in the interior of a tectonic plate, whereas an interplate earthquake is one that occurs at a plate boundary. Intraplate earthquakes are ...

Domain: Natural environment; Category: Earthquake

The San Andreas Fault is a continental transform fault that extends roughly 810 miles (1,300 km) through California in the United States. It forms the tectonic boundary between the Pacific Plate and ...

Domain: Natural environment; Category: Earthquake

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