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Oceanic trench — Oceanic crust is formed at an oceanic ridge, while the lithosphere is subducted back into the asthenosphere at trenches. The oceanic trenches are hemispheric scale long but narrow topographic depressions of the sea floor. They are also the… … Wikipedia
Outer trench swell — The outer trench swell, outer trench high, or outer rise is a subtle ridge on the seafloor near an oceanic trench, where a descending plate begins to flex and fault in preparation for its descent into the mantle at a subduction zone. The… … Wikipedia
Continental collision — For general context, see Plate tectonics. Cartoon of a tectonic collision between two continents Continental collision is a phenomenon of the plate tectonics of Earth that occurs at convergent boundaries. Continental collision is a variation on… … Wikipedia
Plate tectonics — The tectonic plates of the world were mapped in the second half of the 20th century … Wikipedia
Rock cycle — rocks do not remain in equilibrium and are forced to change as they encounter new environments. The rock cycle is an illustration that explains how the 3 rock types are related to each other and how processes change from one type to another over… … Wikipedia
Crustal recycling — Understanding predictions of mantle dynamics helps geoscientists predict where subducted crust will end up. Crustal recycling is a tectonic process by which surface material from the lithosphere is recycled into the mantle during subduction. The… … Wikipedia
Aileron — For the band, see The Ailerons … Wikipedia
Subduction — In geology, a subduction zone is an area on Earth where two tectonic plates meet and move towards one another, with one sliding underneath the other and moving down into the mantle, at rates typically measured in centimeters per year. An oceanic… … Wikipedia
Thus Spoke Zarathustra — Cleanup|date=May 2007Infobox Book name =Thus Spoke Zarathustra title orig = Also sprach Zarathustra translator = image caption =Title page of the first edition. author =Friedrich Nietzsche illustrator = cover artist = country =Germany language… … Wikipedia
Ophiolite — Ordovician ophiolite in Gros Morne National Park, Newfoundland. An ophiolite ( / … Wikipedia
