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Earthquake
Of or pertaining to the natural phenomenon when tectonic plates slide or move causing the Earth's surface also move which causes devastating damage to cities and towns.
Industry: Natural environment
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Earthquake
Dip-slip fault
Natural environment; Earthquake
A fault with the major component of relative displacement along the direction of dip of the fault.
Horst
Natural environment; Earthquake
An elongated block of the earth's crust uplifted relative to surrounding rocks along bounding faults.
Displacement
Natural environment; Earthquake
The difference between the initial position of a reference point and a later position. In geology it is the permanent offset of a reference point across a fault.
Hot spot
Natural environment; Earthquake
A volcanic center, 100 to 200 km across and persistent for at least a few tens of millions of years, that is thought to be the surface expression of a rising plume of hot mantle material.
Ductile deformation
Natural environment; Earthquake
Behaviour in which rocks, at a critical stress, do not rupture but instead become permanently deformed by flowing.
Hypocenter
Natural environment; Earthquake
The point within the earth where earthquake rupture begins; the focus of an earthquake.
Duration (earthquake)
Natural environment; Earthquake
The length of time the ground motion at a site shows certain characteristics in an earthquake.
