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sial and sima - sial is surface crust on land, made of silicate and aluminium.
sima is the deep crust found in oceans, made of silicate and magnesium
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∙ 14y ago
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The crust is only what of earths thickness?
half of earths layer
What is the earths under crust surrounded by?
Earths under crust surrounded by Upper Mantle (35-60 km) .The mantle is composed of sillicate rocks that are rich in iron and magnesium relative to the overlying crust.
What are the two most common elements that compose earths continental crust?
Granite and basalt...... + a bunch of bugs n' stuff
How do floods affect the earths crust?
it gets soggy
Is it true that earths crust contains most of earths mass?
No. The crust contains a small fraction of earth's mass. Most of the mass is contained in the mantle.
What are the two types of earths crusts?
There is first the mantle then crust then the innercore and then the outtercore
Earths lithosphere is broken into separate sections called?
It is broken into tectonic plates. Two types are the Continental Crust and the Oceanic Crust.
What are the different types of earthquakes?
I think there are three types of earthquakes one is the earths crust
What two types of crust are involved at this type of convergent boundary?
The two types of Crust is the Continental Crust and the Oceanic Crust.
What types of crust can be found in the lithosphere?
There are two types of crust, there is the oceanic and the continental crust.
What type of rocks make up the earths crust?
The crust is composed of igneous, sedimentary and metamorphic rocks.
What two tyoes of crust?
There are two types of Crust : 1. Continental Crust, 2. Oceanic Crust.
What are the two types of crust that makes up the continents and ocean?
The two types of crust that make up the continents and ocean are the continental crust and the oceanic crust.
What are two rocks that can be found in the earths crust?
Basalt and limestone.
What is the name of the earths outside pieces?
The Earth's outer layer is called the Crust, and the crust is split into various types of tectonic plates.
What are the two types of crust on the earth?
There are two types of crust, and they are the oceanic crust and the continental crust. Oceanic crust is thinner yet more dense than continental crust, and continental crust is on average older than oceanic crust :)
What three types of rock is the earths crust made up of?
no, the eaath is made of five different types of solid rock.
