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THE VICIOUS EARTH QUAKES
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There are so many earthquakes that happen so far.
An earth quake is very deadly type of natural disaster.If you hear or see one drop cover and hold on on a heavy table .Earth quakes are shaking there are also sudden.Most earth quakes are too small to be noticed.They are also violent and occur.
Have you ever wonder how earth quakes happen?One way is how earth quakes happen is that there are 20 plates along the surface of the earth that move all the times and slowly past each other.Earth quakes also happen when rocks underground suddenly breaks along a fault.This sudden release of energy causes the earth quake waves the make the ground shake.Hundreds of earth quakes every year are strong enough to change the face of the land.
How do you measure and compare earth quake the size of them when it happens? Seismographs are the instruments that are scientists to measure earth quake shocks.Modern seismographs record their data to a computer and are able to detect a tiny earth tremor thousands of miles away.
Every year 10,000 people die of earth quakes because of their damage.In japan in 1995 it fliped a free way into its side and cracked the roadway and in numerous places.
WORDS TO KNOW BOX
Fault - A break in the earths crust with the mass of rock on one side of the break pushed up down or sideways.
