Every so often they come together and combine into a supercontinent, which remains for a few hundred million years before breaking up. The plates then disperse or scatter and move away from each other, until they eventually – after another 400-600 million years – come back together again. What willRead More →
Tectonics (from Latin tectonicus; from Ancient Greek τεκτονικός (tektonikos) ‘pertaining to building’) are the processes that control the structure and properties of the Earth’s crust and its evolution through time. What does this mean for you tectonically? of or relating to building or construction; constructive; architectural. Geology. pertaining to theRead More →
Tectonic plates are gigantic pieces of the Earth’s crust and uppermost mantle. They are made up of oceanic crust and continental crust. Earthquakes occur around mid-ocean ridges and the large faults which mark the edges of the plates. What is under the tectonic plates? These plates make up the topRead More →
A seamount is an underwater mountain formed by volcanic activity. What was the original source of the seamounts? Seamounts are typically formed from extinct volcanoes that rise abruptly and are usually found rising from the seafloor to 1,000–4,000 m (3,300–13,100 ft) in height. How are seamounts and Guyots formed? SeamountsRead More →