EARTH QUAKES

Hello every one.I would like to share what i studied today morning.An earthquake is the result of sudden release of energy in the earth's crust that creates seismic waves of an area refers to frequency type and size of earthquakes exerienced over a period of time .
the Study of earthquakes is called as seismology and recording instruments used for it are known as seismographs.
earthquakes are common in Japan.so thats why they build houses with wood.because if earthquakes occur the cost of damage is will be less and loss of lives will decrease.we can observe earthqaukes in indonesia,nepal and some few countries.earthquake is a very dangerous one that kills many people.when we are in school we have to sit below the bench so that we will get injuries.there are few techniques to save ourself from earthquakes when it occurs.

thank you for reading guys