Notes and Study material for Exams
Most of the knowledge we have about Earth’s deep interior comes from the fact that seismic waves penetrate the Earth and are recorded on the other side. Earthquake ray paths and arrival times are more complex than illustrated in the animations, because velocity in the Earth does not simply increase with depth. Velocities generally … Read more
Faulting and the Rise of Fault Mountains: A Journey into Earth’s Dynamic Landscape The Earth’s surface is not a static entity. It is a dynamic system constantly reshaped by the relentless forces within its core. One of the most dramatic and visible manifestations of this dynamism is faulting, a process that fractures the Earth’s crust … Read more
Orogenic or the mountain-forming movements act tangentially to the earth surface, as in Plate tectonics. Tensions produces fissures (since this type of force acts away from a point in two directions) and compression produces folds (because this type of force acts towards a point from two or more directions). In the Landforms so produced, … Read more
The Revolutionary Journey of Continental Drift: Alfred Wegener’s Vision and its Impact The Earth’s surface, with its continents and oceans, appears static and unchanging. However, beneath this seemingly stable facade lies a dynamic and ever-evolving story. The concept of continental drift, the idea that Earth’s continents have moved over millions of years, was a revolutionary … Read more