Question

What are earthquakes? List out the causes of an earthquake.

Answer 1

Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden release of energy causes the seismicwaves that make the ground shake. When two blocks of rock or two plates are rubbing against each other, they stick a little.

Answer 2

Earthquakes are caused by the sudden movement of tectonic plates under the Earth's crust.
Various causes of earthquakes are:
Tsunami
Pressure
Volcanic Activity
Human Activities

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