2. earthquake.Causes of earthquakes Earthquakes are caused by 2 reasons why the first reason most of human action is caused by: atomic bomb trial. The dam's water catchment and the blast from the mining. The second cause is the main cause of earthquakes as natural occurrences due to the movement of plate tectonics. This is the earthquake mechanism theory accepted in current theory 2 is. The theory on expansion of the crust The earthquake caused the crust to khotkhong To raise, for example, when a sudden lack of objects from the same release of energy out in the land of waves. The theory on the night of the earthquake came from the movement of the fault, that is, when a fault occurs, the object moved one point missing out and wasting a huge. With all the tremendous energy released in the form of waves, earthquakes, and then it will restore the image back to original.
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