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Seismology

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

Contributors in Seismology

Seismology

transcurrent fault

Earth science; Seismology

A nearly vertical strike-slip fault that cuts not only supercrustal sedimentary rocks, but also igneous and metamorphic rocks (same as strike-slip).

b value

Earth science; Seismology

A coefficient describing the ratio of small to large earthquakes within a given area and time period, often shown to be the same over wide range of magnitudes. It is the slope of the curve in the ...

least-squares inverse

Earth science; Seismology

A solution to matrix inversion problem where the squared error is minimized.

lg wave

Earth science; Seismology

A surface wave which travels through the continental crust. This wave type is the one which causes damage during large Eastern Canadian earthquakes.

normal fault

Earth science; Seismology

A fault characterized by predominantly vertical displacement in which the hanging wall is moved downward with respect to the footwall of the fault. Generally, this kind of fault is a sign of tectonic ...

travel-time curve

Earth science; Seismology

A graph of travel time verses distance for the arrival of seismic waves from distant events. Each type of seismic wave has its own curve.

dip-slip fault

Earth science; Seismology

A fault in which the relative displacement is along the direction of dip of the fault plane; the offset is either normal or reverse.

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