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The oceanic crust is the part of the earth's crust that is below the ocean. The rock that makes up the oceanic crust is about 200 million years old.

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11y ago

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What sphere is the ocean floor in?

Hydrosphere (Ocean) Lithosphere (Crust and rigid mantle) Source: My memory. (former Earth Science student)


How do you use the word crust from science in a sentence?

The Earth's crust is the outermost layer of the planet, consisting of solid rock that forms the continents and ocean floors.


If volcanoes get their magma from the crust below them what can you say about the silica contents of Earth's crust under the ocean?

You can say that it is low in silica. -I had this problem in my science class ^_^


Ocean crust dives below continental crust because?

Ocean crust is denser


Why the crust is thinner than the ocean floor?

The Earth's crust is thinner than the ocean floor because the oceanic crust is formed at mid-ocean ridges where heat from the mantle creates new crust through volcanic activity. This process creates younger, hotter, and thinner crust in the ocean compared to the older and thicker continental crust.


Crust under the ocean is called?

Crust under the oceans is called oceanic crust.


What is ocean crust?

it is basalt or oceonic crust


What crust supports the ocean?

Oceanic crust


What is the crust beneath the ocean?

Oceanic Crust


What crust makes up the ocean floor?

The ocean floor is mainly composed of basaltic crust known as oceanic crust. This crust is thinner and denser than continental crust and is formed through volcanic activity at mid-ocean ridges.


What is the ocean crust?

Oceanic crust is the part of Earth's lithosphere that surfaces in the ocean basins.


What is the ocean's crust?

Oceanic crust is the part of Earth's lithosphere that surfaces in the ocean basins.