Question

What is the difference between Extrusive and intrusive igneous rocks

Answer 1

Extrusive igneous rock cools very fast on the surface and is created by lava. Intrusive igneous rocks are formed below the Earth's surface by cooling and solidification of magma to form a large size crystal

Step-by-step explanation:

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Answer 2

An Extrusive igneous rock cools very fast on the surface and is created by lava, since the cooling process is very fast extrusive igneous rocks have very small crystals.