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A type of body wave, slightly slower than a primary wave, that moves rocks vertically or horizontally; they move at 2 miles (3 km) per second.
Industry:Natural environment
Earthquakes resulting from the release of strain by deformation of the earth.
Industry:Natural environment
A branch of geology dealing with structure and deformation of the earth's crust.
Industry:Natural environment
A large ocean wave usually cause by movement in the sea floor related to an earthquake or volcanic eruption.
Industry:Natural environment
The distance between two adjacent crests or troughs of a wave.
Industry:Natural environment
The time rate of change of velocity of a reference point during an earthquake. Commonly expressed in percentage of gravity.
Industry:Natural environment
A compact, rugged instrument that records the signal from an accelerometer.
Industry:Natural environment
An instrument used to measure acceleration. Used to measure the response of the ground or a structure to shaking in an earthquake.
Industry:Natural environment
