On March 11, Japan experienced an earthquake, which has become the most terrible and destructive in the history of this country. The natural disaster has revealed to mankind that no one can stand in battle with nature. Japan is situated in the earthquake-prone area, on the junction of four plates: the Eurasian, Pacific, North American and Philippine. The Eurasian plate is slowly moving to the east, and three others — to the west, so their friction causes earthquakes. Living in a seismically unstable area the Japanese know about the danger, but they were not ready for this kind of disaster, such a great catastrophe. Unfortunately, people were not warned about the earthquake, as no one could foresee it.
Write my paper for me.
Top Essay Writing Services - Pay for Essays
Earthquakes, called temblors by scientists, occur almost continuously. This destroys many lives and properties. An earthquake is a powerful and abrupt movement of the ground surface. It is a display of the power of tectonic forces caused by thermal conditions inside the earth.
The word seismology has been derived from two Greek words- seismos meaning: earthquakes , and logia meaning: study of. Therefore, in other words, it refers to the scientific study of earthquakes. Earthquakes can be defined as tremors which are produced by the passage of vibratory waves through the rocks of the earth. Such waves spread out in all possible directions from the central point from where the earthquake is caused.