earthquake is a shaking of the ground caused by the sudden breaking and shifting of large sectins of the earth 's rocky outer shell.earthquakees are among the most powerful events on earth,and their results can be terrifying .a severe earthquake may realease energy 10000 times as great as that of the first atomic bomb.rock movements during an earthquakees can triggerlandslides that cause great damage and loss of life. large earthquakes beneathe the ocean can create a series of huge, destructive waves salled tsunamis that flood coasts for many kilometers.
earthquakes usually never kill people directly.instead, many deaths and injuries in earthquqakes result from falling objects and the collapse of building,bridge etc.fire resulting from broken gas or power linesis another major danger.
No comments:
Post a Comment