Introduction
What are underwater earthquakes?


Underwater earthquakes are--you guessed it---earthquakes that occur on the ocean floor. For this topic, the focus will be on the relationship between these earthquakes and the dreaded tsunamis. Earthquakes basically occurs when tectonic plates move; when the stress breaks, the sudden release of energy causes the waves that are felt during an earthquake. This applies to earthquakes on land as well as on the ocean floor, which then becomes tsunami.


image:
itic.ioc-unesco.org

When earthquakes occur on the ocean floor, it becomes much more than when in land because it disturbs not only the earth's crust, but the water on the surface as well. The destructive waves of a tsunami greatly primarily depends on the intensity of the underwater earthquake; the closer to the epicenter, the more destructive it is.


          



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