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from rocks being melted in the earths core, it then gets pushed up and the pressurre builds, the a volcanic erupiton takes place due to the pressure from the outer core/mantle, strange but true

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Mark Greenholt

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2y ago

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Related Questions

What is the name for lava before it leaves the volcano?

its magma before it reaches earths surface. lava is when its at earths surface


Where does magma form before it moves toward the earths surface?

in the mantle above the slab


What is the magma when it reaches the earths surface?

Magma that reaches the Earth's surface is known as lava.


What term refers to magma at the earths surface?

Magma once it reaches the earths surface is called lava.


Magma tends to rise toward earths surface?

Yes, magma tends to rise towards the earth's surface. It does so because once melted it becomes less dense.


Magma that reaches the earths surface?

Magma that reaches earth's surface is called lava.


What is magma that flows out on to earths surface?

Lava.


What is the name for magma that has erupted?

Lava. Note: Magma cant erupt, volcanoes do. Magma is just the word for molten rock beneath the earths surface, lava is for molten rock above the earths surface.


What names is given to the molten rock below the earths surface?

Magma. Magma rises towards the surface when it's less dense than rock around it. Otherwise, it collects in magma chambers and cools, forming igneous rock.


Melted rock below earths surface?

Melted rock below Earth's surface is known as magma. Magma forms when rocks in the Earth's mantle melt due to high temperatures and pressure. As magma rises towards the surface, it can eventually erupt as lava through a volcano.


When magma hardens and comes to the earths surface what is it called?

If the magma has hardened before being exposed at the surface it would be considered an intrusive igneous rock. It is hardens at or near the surface, it would be called extrusive igneous rock.


Does a volcano form when magma reaches earths surface?

That is correct. When magma travels from the mantle to the crust and reaches the surface, that is a volcano.