Question

What is Earthquake. ?​

Answer 1

Answer:

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An earthquake is the result of a sudden release of stored energy in the Earth's crust that creates seismic waves. ... Earthquakes may occur naturally or as a result of human activities. Smaller earthquakes can also be caused by volcanic activity, landslides, mine blasts, and nuclear experiments.

Answer 2

Answer -

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