Question

define an earthquake​

Answer 1

Explanation:

a sudden violent shaking of the ground, typically causing great destruction, as a result of movements within the earth's crust or volcanic action.

Answer 2

Answer violent movement of the earth’s surface

It causes

Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden release of energycauses the seismic waves that make the ground shake. When two blocks of rock or two plates are rubbing against each other, they stick a little. ... When the rocks break, the earthquake occurs.

Explanation:

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