Question

how earthquakes comes

Answer 1

Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden release of energy causes 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.

Answer 2

when the rocks are cracked the vibrations occur. this is because of the techtonique plates moving causing earth to move.
this is earthquake
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