0
What else can I help you with?
Does theory continental drift state that new ocean crust is formed at ocean ridges and destroyed at deep sea trenches?
No, the theory is that Seafloor spreading state that the new ocean crust is formed at ocean ridges and is destroyed at deep sea trenches.
How can the ocean crust be different ages?
On geologic time scales, new oceanic crust is constantly being formed ad mid-ocean ridges while older crust is destroyed at subduction zones. The crust forms at the ridge and is carried away by the movement of the plate as new crust forms to take its place. The oceanic crust is youngest new a mid ocean ridge and oldest far away from it.
How is new crust formed?
New crust is formed along boundaries between tectonic plates which are moving apart. Most crust creation takes place on the ocean floor at the mid-ocean ridges. As the plates move apart, solidifying magma rises, filling fractures and openings created by the divergence. Some lava also spills out into the seawater, creating pillow basalts on the seafloor. The entirety of the oceanic crust has, and is, being created in this manner.
How does magma form?
Magma can be formed from the subduction and melting of cold, dense, wet oceanic crust at some convergent plate margins. The moisture in the rock assists in the melting of the crust and the rock surrounding it. Magma is also formed at hot spots in the mantle where hot material undergoes decompression melting as it rises. Decompression melting also occurs at the mid-ocean ridges where new oceanic crust is formed from rising mantle rock.
What is the process that creates new ocean crust to form molten rock?
Sea Floor Spreading
Ocean crust is formed where in the ocean?
New ocean crust is formed at mid-ocean ridges where tectonic plates are diverging (spreading apart).
New ocean crust is formed at a?
Mid-Ocean ridge
Does theory continental drift state that new ocean crust is formed at ocean ridges and destroyed at deep sea trenches?
No, the theory is that Seafloor spreading state that the new ocean crust is formed at ocean ridges and is destroyed at deep sea trenches.
What formed ocean crust?
Ocean crust is formed through a process called seafloor spreading, where magma rises up at mid-ocean ridges, cools, and solidifies to create new crust. This process is part of plate tectonics, where oceanic plates move away from each other, allowing new crust to form at the ridges.
Where is new ocean crust formed?
New oceanic crust is continually being created at the Mid-Ocean ridges.
Ocean crust is formed were in the ocean?
Ocean crust is formed at seafloor spreading centers. One example of this is the Mid-Atlantic ridge.
Is new oceanic crust formed at mid-ocean ridges?
Yes, the process that creates oceanic crust on a mid-ocean ridge is called "seafloor spreading". seafloor spreading creates a new oceanic crust that forms on the mid-ocean ridge.
Where does new crust forms..?
New crust is formed at divergent boundaries. While an equal volume of new crust is forming the Earth still remains the same size.
What type of boundary is new ocean crust crust formed?
This would be called a Spreading center, or a divergent plate boundary.
Is a new ocean crust formed at a divergent boundary?
because the molten rock cools in the water and forms a oceanic crust
Is ocean crust formed at a mid ocean ridge?
Yes, the process that creates oceanic crust on a mid-ocean ridge is called "seafloor spreading". seafloor spreading creates a new oceanic crust that forms on the mid-ocean ridge.
New ocean crust is formed at?
New ocean crust is formed at mid-ocean ridges, where tectonic plates diverge and magma rises to the surface, solidifying into new crust. This process is known as seafloor spreading, and it plays a crucial role in plate tectonics and the Earth's geology.
