What is the term given to matter in the middle layer of the Earth which is liquid and hot, and escapes through cracks in the surface?

Sial

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Sima

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Magma

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Granite

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Solution

The correct option is C Magma
Magma is extremely hot liquid and semi-liquid rock located under Earth’s surface. It is a mixture of molten or semi-molten rock, volatiles and solids.
Besides molten rock, it may contain suspended crystals and dissolved gases. When magma flows onto Earth’s surface, it is called Lava.

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