Question

explainn why an earthquake occurs

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.
When the rocks break, the earthquake occurs.

Answer 2

earthquake are usually occur when when rock underground suddenly break along a fault. this sudden release of energy cause the sismic waves that makes the ground shake. when two blocks of rock or two plates are rubbing against each other that stick a little when rock break.......earthquake occur.

hope this help you...