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This is known as subduction.

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What is the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary called?

The process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary is called subduction. This occurs because oceanic crust is denser than the underlying asthenosphere, causing it to be pulled down into the mantle. Subduction zones are associated with the formation of volcanic arcs and deep-sea trenches.


Is the marianas trench in relation to oceanic oceanic convergence?

Yes it is.


What is the process in which an oceanic plate sinks and pulls the rest of the tectonic plate with it?

The process in which an oceanic plate sinks and pulls the rest of the tectonic plate with it is called subduction. This occurs at convergent plate boundaries where an oceanic plate collides with a continental or another oceanic plate, leading to the denser oceanic plate being forced beneath the lighter plate. As the oceanic plate descends into the mantle, it creates a trench and can trigger geological activity such as earthquakes and volcanic eruptions. This process is a key component of the Earth's tectonic cycle and contributes to the recycling of the lithosphere.


What process happens at an oceanic oceanic convergent boundary?

At an oceanic-oceanic convergent boundary, one tectonic plate is forced beneath another in a process called subduction. This occurs when two oceanic plates collide, with the denser plate descending into the mantle, creating a deep ocean trench. As the subducting plate melts, it can lead to volcanic activity, forming island arcs. This dynamic interaction also contributes to seismic activity in the region.


What happens if an oceanic to oceanic happens?

When an oceanic to oceanic happens, two oceanic plates converge and one of the plates subducts into a trench. The subducted plate sinks down into the mantle and begins to melt. Molten rock from the plate rises toward the surface and forms a chain of volcanic islands, also called a volcanic island arc, behind the trench in the ocean.

Related Questions

How does trench formed?

They form when the oceanic crust goes under the Continental crust. The oceanic crust then forms the trenches through a process called subduction.


How does a trench forms?

They form when the oceanic crust goes under the Continental crust. The oceanic crust then forms the trenches through a process called subduction.


How does a deep-ocean trench form?

They form when the oceanic crust goes under the Continental crust. The oceanic crust then forms the trenches through a process called subduction.


What is the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary called?

The process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary is called subduction. This occurs because oceanic crust is denser than the underlying asthenosphere, causing it to be pulled down into the mantle. Subduction zones are associated with the formation of volcanic arcs and deep-sea trenches.


Are Russia and Japan connected with an oceanic ridge or an oceanic trench?

Trench


How and why does an oceanic trench form?

The earth has plates and when the earth shirfts its plates it open a trench canyon like structure. sorry if my grammer is not perfect. An oceanic trench forms when a denser plate is subducted into the Earth at a convergent plate margin. Because the denser plate (always oceanic crust) is being bent and pulled down into the mantle, a trench forms at this subduction zone.


What is the deeepest ocean zone called?

Oceanic Zone


What is the oceanic trench?

the answer i Izu the trench


What is an example of convergent boundary oceanic-oceanic?

an oceanic trench


What is an example of a oceanic oceanic convergent boundary?

an oceanic trench


What are produced at oceanic-oceanic convergent boundaries?

trench


What is the deep v shaped valley that lies along the bottom of the ocean?

This iis a trench.Also ocean basin is the deepest part of the ocean.