What Is It Called When The Ocean Floor Sinks Back Into The Mantle?

What Is It Called When The Ocean Floor Sinks Back Into The Mantle? Subduction is the process by which the ocean floor sinks beneath a deep-ocean trench What happens to the old seafloor as it is pushed into the mantle? When the seafloor subducts it does disappear from the surface. It moves deeper into the

What Is The Difference Between Crust And Mantle?

What Is The Difference Between Crust And Mantle? “Crust” describes the outermost shell of a terrestrial planet. … The crust is made of solid rocks and minerals. Beneath the crust is the mantle, which is also mostly solid rocks and minerals, but punctuated by malleable areas of semi-solid magma. At the center of the Earth