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Subduction
The Magma Forms And Makes A Volcano
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What process occurs in the hot pliable mantle rock beneath the earths plates?
The process that occurs in the hot pliable mantle rock beneath Earth's plates is called convection. In this process, heat from the Earth's core causes the mantle rock to flow in a circular motion, transferring heat towards the surface and driving the movement of tectonic plates. This convection process is a key driver of plate tectonics and the movement of the Earth's lithosphere.
What is it called when one oceanic plate is forced beneath another plate?
Subduction.This specific process occurs at a destructive plate margin.The oceanic plate subducts at around 25-45 degrees into the mantle and the friction produced between the two plates triggers earthquakes.
Where is old crust pushed down into a trench?
subdution zone
Why does the oceanic plate subduct and the continent doesn't?
Oceanic plates are denser than continental plates due to their composition and age. When two plates collide and one is denser, the denser plate will subduct beneath the less dense plate. This is why oceanic plates subduct beneath continental plates in a process known as subduction.
Which process or processes are involved in the sinking of cold ocean plates into the mantle?
The process involved in the sinking of cold oceanic plates into the mantle is called subduction. This occurs at convergent plate boundaries where the denser oceanic plate is forced beneath the less dense continental plate. As the oceanic plate sinks into the mantle, it undergoes partial melting, causing volcanic activity along the subduction zone.
What type of boundary is made when plates collide?
A convergent boundary is formed when plates collide. At this type of boundary, the denser plate sinks beneath the less dense plate in a process known as subduction. This collision often results in the formation of mountain ranges, volcanoes, and deep ocean trenches.
When does subduction occur?
Subduction occurs when one tectonic plate moves underneath another plate at a convergent boundary. This typically happens at deep ocean trenches where the denser oceanic plate is forced beneath the less dense continental plate. Subduction is a key process in the cycle of plate tectonics, leading to the formation of volcanic arcs and earthquakes.
What plate always subducts?
The oceanic plate always subducts because it is denser than the continental plate. This process occurs at convergent boundaries where two tectonic plates collide, leading to one plate being forced beneath the other and into the mantle.
What is the name of the process of denser crust sinking beneath less dense crust after collision?
The process is called subduction. It occurs when one tectonic plate is forced beneath another due to differences in density, typically in convergent plate boundaries. This subduction process is a key driver of plate tectonics.
What plates meet in subductive zones?
Oceanic plates typically subduct beneath continental plates or other oceanic plates at subduction zones. The denser oceanic plate is forced beneath the less dense continental plate, leading to the formation of features such as deep ocean trenches, volcanic arcs, and earthquakes.
Why do oceanic plates dive underneath continental plates when they collide?
Oceanic plates are denser than continental plates due to their composition, so when they collide, the denser oceanic plate is forced to dive (subduct) beneath the less dense continental plate. This process occurs due to the difference in density between the two types of plates, leading to the oceanic plate sinking into the mantle.
What is the process of denser crust sinking beneath less dense crust after collision called?
The process is called subduction. Subduction occurs when one tectonic plate slides beneath another plate due to differences in density, often leading to the formation of deep ocean trenches and volcanic activity.
