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The oceanic crust composed of sima, mafic rocks and basalt. This is the top layer of the lithosphere which is found in the ocean floor.
Eino Rolfson
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What is composed of the continents and the oceans floor?
Earth's crust is composed of the continents and the ocean floor.
What makes the crust unique?
What makes the crust unique is that it is the rigid, rocky outer surface of the Earth, composed mostly of thinner under the oceans.
What is the crust beneath the oceans?
Oceanic Crust
Define the composition parts of the earth?
The earth is composed of three layers. The crust of the earth contains the oceans and land, the mantle which is composed of rocks and precious metals, and the core that is made out of solid iron.
Which of these is composed of lakes rivers and oceans?
the outer space is what is composed of lakes rivers and oceans WRONG. The Hydrosphere is composed of lakes, rivers, and oceans.
What is earth's crust mostly composed of?
The crust is composed mainly of alumino-silicates.
What is thinnest under the oceans and thickest through the continents?
The Earth's crust is thinnest under the oceans and thickest in the mountains.
Is The earth's crust is composed of layers of rock?
Yes, the earths crust is composed of layers of rock
The crust of the sea floor is essentially composed of?
Oceanic crust is primarily composed of the rock basalt.
What is the silica content of earth's crust under the oceans?
the crust
How is the difference in density between the oceanic crust and the continental crust important?
Oceanic crust is thin, dense and composed of mainly silicon and magnessium While the Continental crust is thicker but less dense in comparism with the oceanic crust and its composed mainly of silicon and aluminium.
How is crust related to crystal?
The crust is largely composed of rocks, which are mostly composed of minerals, which have a crystalline structure.
