Geology is including earthquakes and volcanic eruptions. Which is a disaster Impact on human life and property. To study the effect of the crust Cause various theoriesOceans and the creatures dead rocks deposited in the Earth's crust is the theory of plate tectonics Geology in MaySince 2458 the German meteorologist Alfred West Gate Dr. Weiner assumptions about the postponement of the earth from the past to the present, by requiring that around 3,002.200 million years ago, all the land on Earth is the same land called Pangaea (pangaea), which is Greek for all land (all land) later, the sliding motion of the earth as the following steps.