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Compared to earths continental crust earths oceanic crust is?
Earth's oceanic crust is thinner, denser, and younger than Earth's continental crust. It is primarily composed of basaltic rock, whereas continental crust is made up of less dense granitic rock. Oceanic crust is constantly being formed at mid-ocean ridges and destroyed at subduction zones.
What is oceanic crust composed primarily of?
basalt
What is the crust beneath the ocean called?
The crust beneath the ocean is called oceanic crust. It is thinner and younger than continental crust, primarily composed of basaltic rock formed at mid-ocean ridges through volcanic activity.
How do continental crust differ from oceanic?
Continental crust is predominantly composed mostly of rock of a granitic composition, higher in silica and aluminum, with layers of sedimentary rock above. Oceanic crust is predominantly basaltic (higher in iron and magnesium), darker, thinner, more dense, and formed from rapid cooling of lava.
What is continental and oceanic crust?
Continental crust is the thicker, less dense, and older type of crust found beneath continents, primarily composed of granite and sedimentary rock. Oceanic crust is the thinner, more dense, and younger type of crust located beneath oceans, primarily composed of basalt. The boundary between continental and oceanic crust is known as the continental-oceanic crust boundary.
Compared to earths continental crust earths oceanic crust is?
Earth's oceanic crust is thinner, denser, and younger than Earth's continental crust. It is primarily composed of basaltic rock, whereas continental crust is made up of less dense granitic rock. Oceanic crust is constantly being formed at mid-ocean ridges and destroyed at subduction zones.
How is continental lithosphere different oceanic lithosphere?
Continental lithosphere is thicker and less dense than oceanic lithosphere. Continental crust is primarily composed of granitic rock while oceanic crust is composed primarily of basaltic rock.
What is the most abundant instrusive rock in the continental crust?
The most abundant intrusive rock in the continental crust is granite. It is a coarse-grained igneous rock composed primarily of feldspar, quartz, and mica. Granite is formed from the slow cooling and solidification of magma beneath the Earth's surface.
Is it true that the continental crust is made of rocks such as granite?
Yes, the continental crust is primarily composed of rocks such as granite, which is a common type of intrusive igneous rock. Granite is a light-colored, coarse-grained rock that is abundant in continental crust and is formed through the cooling and solidification of magma beneath the Earth's surface.
Both oceanic and continental crust are composed of this?
Both oceanic and continental crust are composed primarily of igneous rocks, but they have different overall compositions. Oceanic crust is primarily made up of basalt, which is a type of volcanic rock, while continental crust is predominantly composed of granite, a type of intrusive igneous rock. Additionally, continental crust is generally thicker and less dense than oceanic crust.
What is oceanic crust composed primarily of?
basalt
What is the crust beneath the ocean called?
The crust beneath the ocean is called oceanic crust. It is thinner and younger than continental crust, primarily composed of basaltic rock formed at mid-ocean ridges through volcanic activity.
What type of rock primarily makes up oceanic crust and continental crust?
Oceanic crust is primarily made up of basaltic rock, which is dense and rich in iron and magnesium. Continental crust is composed mainly of granite and other lighter silicate rocks, which are less dense than basalt.
How do continental crust differ from oceanic?
Continental crust is predominantly composed mostly of rock of a granitic composition, higher in silica and aluminum, with layers of sedimentary rock above. Oceanic crust is predominantly basaltic (higher in iron and magnesium), darker, thinner, more dense, and formed from rapid cooling of lava.
What are the two types of crust and which rocks make up each crust?
there are two types of crust such as the oceanic crust and the continental crust, the oceanic crust is thinner and more dense than the continental crust and is constantly being recycled via subduction upon collisions with Continental crust, and creating at mid-ocean ridges. x
What is continental and oceanic crust?
Continental crust is the thicker, less dense, and older type of crust found beneath continents, primarily composed of granite and sedimentary rock. Oceanic crust is the thinner, more dense, and younger type of crust located beneath oceans, primarily composed of basalt. The boundary between continental and oceanic crust is known as the continental-oceanic crust boundary.
How are oceanic crust and continental crust different?
Oceanic crust is denser and thinner than continental crust. Oceanic crust is primarily made up of basalt rock, while continental crust is composed of lighter granite rock. Additionally, oceanic crust is constantly being created and destroyed through seafloor spreading and subduction processes, whereas continental crust is relatively stable.
