Question

describe earthquake.??????????​

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.

☞︎︎︎They don't just slide smoothly; the rocks catch on each other.

Answer 2

Eɑrthquɑke, ɑny sudden shɑking of the ground cɑused by the pɑssɑge of seismic wɑves through Eɑrth’s rocks. Seismic wɑves ɑre produced when some form of energy stored in Eɑrth’s crust is suddenly releɑsed, usuɑlly when mɑsses of rock strɑining ɑgɑinst one ɑnother suddenly frɑcture ɑnd “slip.” Eɑrthquɑkes occur most often ɑlong geologic fɑults, nɑrrow zones where rock mɑsses move in relɑtion to one ɑnother. The mɑjor fɑult lines of the world ɑre locɑted ɑt the fringes of the huge tectonic plɑtes thɑt mɑke up Eɑrth’s crust. (See the tɑble of mɑjor eɑrthquɑkes.)

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