Question

how are extrusive and intrusive igneous rock formed ​

Answer 1

Answer:

Extrusive igneous rocks cool and solidify more quickly than intrusive igneous rocks. They are formed by the cooling of molten magma on the earth's surface. When magma reaches the surface from beneath water or air, it is called lava.

Answer 2

Answer:

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Extrusive igneous rocks cool and solidify more quickly than intrusive igneous rocks. They are formed by the cooling of molten magma on the earth's surface. When magma reaches the surface from beneath water or air, it is called lava.