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The youngest rocks on the ocean floor are located where?
The youngest rocks on the ocean floor are located at mid-ocean ridges. These ridges are always found at divergent boundaries.
Where are the youngest oceanic rocks found?
At mid-ocean ridges which are divergent plate boundaries.
What processes found at convergent boundary will help form the following rocks?
At a convergent boundary, the processes of subduction, where one tectonic plate is forced beneath another, can lead to the formation of metamorphic rocks such as schist and gneiss. Additionally, the intense heat and pressure generated by the collision of two plates can cause the melting of rocks, leading to the formation of igneous rocks like granite.
What types of volcanic rocks are generally found at divergent plate boundaries?
Basaltic rocks are generally found at divergent plate boundaries. These rocks form from the solidification of lava that erupts from mid-ocean ridges and oceanic rift zones, which are common features at divergent plate boundaries. Basaltic rocks have a low silica content and are dark in color.
Can rocks melt at plate boundaries?
Yes, rocks can melt at plate boundaries, particularly at divergent and convergent boundaries. At divergent boundaries, tectonic plates pull apart, allowing magma from the mantle to rise and create new crust. At convergent boundaries, one plate may be forced beneath another in a process called subduction, where increased pressure and temperature can cause rocks to melt, forming magma. This melting can lead to volcanic activity and the formation of igneous rocks.
Where are divergent boundarys found?
Divergent boundaries are found primarily along mid-ocean ridges, where tectonic plates are moving away from each other. Additionally, divergent boundaries can also occur on continents, leading to the formation of rift valleys.
What states the youngest rocks of ocean floor are at a diverging boundaries moving outward?
The youngest rocks of ocean floor are found at mid-ocean ridges, which are diverging boundaries where tectonic plates move apart. As new oceanic crust is formed at these ridges through volcanic activity, it pushes the older rocks away from the boundary, making the ridge the youngest part of the ocean floor.
Regional metamorphism is associated with what boundary?
Regional metamorphism is associated with convergent plate boundaries, where tectonic forces cause intense pressure and temperature conditions that lead to the recrystallization of rocks over a wide area. This process can result in the formation of metamorphic rocks such as gneiss, schist, and marble.
What is produced at continental continental convergent boundaries?
At continental-continental convergent boundaries, large mountain ranges are produced due to the collision of two continental plates. The intense pressure and heat generated during the collision can also lead to the formation of deep crustal roots and high-pressure rocks. These boundaries can also trigger earthquakes and volcanic activity.
What type of faulting is found where two slabs of continental lithosphere are converging?
Reverse faulting is commonly found where two slabs of continental lithosphere are converging. The compression forces cause the rocks to deform and create reverse faults, with the hanging wall moving up relative to the footwall. This type of faulting is associated with convergent plate boundaries and mountain-building processes.
What rocks are found at transform boundaries?
At transform boundaries, you will typically find rocks such as fault gouge, mylonite, and cataclasite. These rocks are formed due to intense shearing and fracturing processes that occur at transform boundaries as plates slide past each other horizontally.
Would it be more likely for a major explosive eruption to occur at an ocean ridge or at a convergent ocean continental boundary?
it would be more likely to occur at convergent ocean-continental boundary beacuse the rocks are composed with a higher silica and has much thicker continental crust.
