3 Terms
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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
plate (tectonic)
Natural environment; Earthquake
A large unit of the earth's lithosphere that moves relative to other plates and the interior of the earth.
plate tectonics
Natural environment; Earthquake
The theory of movement and interaction of large plates of the earth's crust that explains earthquakes, volcanos and other geologic processes as consequences of the movement.
plates
Natural environment; Earthquake
Giant slabs of underground rocks, often bigger than continents.
primary wave
Natural environment; Earthquake
Fast-moving body waves that push and pull on rocks laterally; they move at 3 miles (5 km) per second.
recurrence interval
Natural environment; Earthquake
The average time between specific events at a particular site.
reflection (seismic wave)
Natural environment; Earthquake
Seismic energy that has been returned (reflected) from an interface of materials of different elastic properties.
refraction (seismic wave)
Natural environment; Earthquake
Seismic energy that has been deflected by passing from one material to another with different elastic properties.
