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When an oceanic plate subducts below another continental or oceanic plate, the cold, wet, dense rock and sediments slowly dive into the asthenosphere, where, due to the volume of water contained in the subducting plate, the melting point of the subducting plate is lower than the surrounding rock. Volcanoes may result from the rising of molten material created by the subduction.

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Eino Rolfson

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What is the name of the process where ocean crust sinks back toward the mantle?

It is called subduction and only occurs in oceanic to oceanic or oceanic to continental plate collisions.


What geological process occurs at a oceanic continental plate boundary?

At an oceanic continental plate boundary, a process called subduction occurs, where the denser oceanic plate is forced beneath the less dense continental plate due to the difference in their densities. This leads to the formation of deep oceanic trenches and volcanic arcs on the overriding continental plate.


What happens when an oceanic plate digs into earths hot interior?

an volcano is formed


What explains the observation that when a continental and oceanic plate collide the oceanic plate dives down under the continental plate?

This phenomenon, known as subduction, occurs because oceanic plates are denser and thinner than continental plates. When the two plates collide, the denser oceanic plate is forced beneath the less dense continental plate due to gravitational pull. This process results in the oceanic plate descending into the mantle, leading to the formation of deep ocean trenches and volcanic arcs.


What occurs when a continental plate collides with an oceanic plate and overtakes it?

When a continental plate collides with an oceanic plate and overtakes it, the denser oceanic plate is forced underneath the continental plate in a process called subduction. This creates a deep ocean trench, volcanic arcs, and earthquakes along the boundary between the two plates. The subduction process can also lead to the formation of mountain ranges on the overriding continental plate.

Related Questions

What happens when an oceanic plate digs into earths interior?

Tsunami


What occurs when a continental plate collides with an oceanic plate and overtakesit?

subduction


Is there any place on earth where materiel from the surface moves into earths interior and some of it melts?

Yes. Such areas are called subduction zones. They develop where two tectonic plates converge and at least one plate is made of oceanic crust. The denser oceanic plate sinks into the mantle.


Where can you find minerals other than earths crust?

the oceanic plate


What is the name of the process where ocean crust sinks back toward the mantle?

It is called subduction and only occurs in oceanic to oceanic or oceanic to continental plate collisions.


Where is oceanic lithosphere destroyed at?

Oceanic lithosphere is primarily destroyed at subduction zones, where one tectonic plate is forced beneath another into the mantle. This process occurs at convergent plate boundaries, often resulting in the formation of deep ocean trenches. As the oceanic plate subducts, it melts and contributes to volcanic activity and the recycling of materials back into the Earth's interior.


What are happening to the earths plates in Japan Trench?

The pacific oceanic plate is sinking beneath conential plate


What geological process occurs at a oceanic continental plate boundary?

At an oceanic continental plate boundary, a process called subduction occurs, where the denser oceanic plate is forced beneath the less dense continental plate due to the difference in their densities. This leads to the formation of deep oceanic trenches and volcanic arcs on the overriding continental plate.


When a oceanic plate digs into earth's hot interior what occurs?

When an oceanic plate subducts into the Earth's hot interior, it sinks beneath a continental or another oceanic plate, leading to the formation of a trench. As the plate descends, it heats up and releases water and other volatiles, which can trigger melting in the overlying mantle. This process often results in volcanic activity and the creation of magma, contributing to the formation of volcanic arcs. Additionally, this subduction can lead to earthquakes due to the intense pressure and friction between the plates.


What happens when an oceanic plate digs into earths hot interior?

an volcano is formed


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 often occurs where an oceanic plate pushes under a continental plate?

This usually is where and how mountains ranges are formed. Volcanism can also result from the subduction melting of the oceanic crust.