An earthquake is the shaking of the surface of the Earth, resulting from the sudden release of energy in the Earth's lithosphere that creates seismic waves.
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An earthquake is what happens when two blocks of the earth suddenly slip past one another. The surface where they slip is called the fault or fault plane.
USGS Earthquake Hazards Program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards.
An earthquake is the sudden, rapid shaking of the earth, caused by the breaking and shifting of underground rock. Earthquakes can cause buildings to collapse ...
Earthquakes are the shaking, rolling or sudden shock of the earth's surface. Earthquakes happen along cracks (called fault lines) in the earth's surface.
May 15, 2019 ... Earthquake: Earthquake, any sudden shaking of the ground caused by the passage of seismic waves through Earth's rocks. Earthquakes occur ...
May 9, 2019 ... Earthquakes are naturally destructive effects of our planet's constantly changing surface, and thousands of them happen every day.
Earthquakes do not occur to the same extent all over the globe. The major events are largely concentrated at the boundaries of tectonic plates, and the ...