How are extrusive and intrusive rock formed?
Answers
Answered by
14
Answer:
Extrusive rocks are formed on the surface of the Earth from lava, which is magma that has emerged from underground. Intrusive rocks are formed from magma that cools and solidifies within the crust of the planet.
Answered by
2
Answer:
When the molten magma cools down deep inside the earth's crust,the intrusive igneous rocks are originated. They are also called Plutonic.
When the molten lava comes on the earth's surface ,it cools down and becomes solid to form rocks. These types of rocks are called extrusive igneous rocks.These are also called Volcanic rocks.
Similar questions