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Learn about the violent nature of earthquakes and why Japan experiences frequent seismic activities due to tectonic plate movements, with a focus on the 2011 disaster.
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What Is an Earthquake ? • A sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action.
What Happens in an Earthquake? • Buildings then sway and topple, and fires may start as gas and electricity lines are ripped apart. • Buildings then sway and topple, and fires may start as gas and electricity lines are ripped apart.
Why does Japan have so many earthquakes ? • Japan has so many earthquakes because there are so many different tectonic plates (layers of the earth's crust) underneath it and each plate keeps rubbing with the other plates.