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What is the definition of rifts and ridges?
Rifts are long cracks in the Earth's crust caused by tectonic activity that can lead to the formation of new ocean basins. Ridges are underwater mountain ranges formed by the upwelling of magma at divergent plate boundaries. Both rifts and ridges are associated with the process of seafloor spreading.
Do divergent boundaries cause the formation of mountains?
No, divergent boundaries do not cause the formation of mountains. Instead, mountains are typically formed at convergent boundaries where tectonic plates collide. Divergent boundaries are where plates move away from each other, creating rifts and oceanic ridges.
Are convergent boundaries and sea-floor spreading related in any way?
Yes, convergent boundaries and sea-floor spreading are related in the sense that sea-floor spreading can occur at divergent boundaries (where tectonic plates move apart), leading to the creation of new oceanic crust. This new oceanic crust can then be consumed at convergent boundaries (where tectonic plates collide), as one plate is subducted beneath the other.
What type igneous rock is produced at a divergent zone?
Basalt is the type of igneous rock commonly produced at divergent plate boundaries. This rock forms from the solidification of magma that rises to the Earth's surface through the process of seafloor spreading, which occurs at divergent boundaries.
Does sea floor spreading occur at a convergent boundary?
No, sea floor spreading does not occur at a convergent boundary. Sea floor spreading occurs at divergent boundaries where tectonic plates move away from each other, allowing magma to rise and create new oceanic crust. At convergent boundaries, two plates collide, leading to subduction or crustal deformation.
What is the definition of rifts and ridges?
Rifts are long cracks in the Earth's crust caused by tectonic activity that can lead to the formation of new ocean basins. Ridges are underwater mountain ranges formed by the upwelling of magma at divergent plate boundaries. Both rifts and ridges are associated with the process of seafloor spreading.
Divergent plate boundaries are characterized by what?
Rifts.
What happens along divergent boundaries?
along divergent boundaries tectonic plates move apart & rifts are created
What are spreading boundaries?
Spreading boundaries are places where two plates move apart.
What is the landform type where divergent boundaries take place?
Oceanic or continental rifts.
What forms when continental plates pull apart at divergent boundaries on land?
On land, this forms a rift valley. When the surface is submerged, it is called seafloor spreading.
When magma rises up through the sea floor rifts and cools to form ocean floor?
When magma rises through sea floor rifts, it cools and solidifies into new oceanic crust as part of the process known as seafloor spreading. This creates new crust at the boundaries of tectonic plates, contributing to the continual movement and renewal of the Earth's outer shell.
Is the place where two tectonic plates move away from one another?
mid - ocean ridges, they're caused by divergent boundaries Rifts are also on land, such as the Great Rift Valley in Africa mid - ocean ridges, they're caused by divergent boundaries Rifts are also on land, such as the Great Rift Valley in Africa mid - ocean ridges, they're caused by divergent boundaries Rifts are also on land, such as the Great Rift Valley in Africa
How are spreading boundaries related to volcanoes?
they are not
Divergent Boundaries are also called?
Spreading centers.
How is seafloor spreading formed?
This happens at divergent boundaries where the plates move away from each other. Magma slips up here and forms new crust.
What forms at diverging plate boundaries?
At diverging plate boundaries, new oceanic crust forms through seafloor spreading. Magma rises to the surface and solidifies, creating mid-ocean ridges. As the plates move apart, they create new oceanic crust, which can lead to the formation of rift valleys.
