you have got a rock how will you findout that the rock is intrusive rock or extrusive rock? (write three points)

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Solution

Dear Student,

Difference between intrusive and extrusive rocks:

Intrusive rocks is formed from magma found inside the Earth. Extrusive rocks is formed from lava that comes out of the Earth.

Found deep inside the Earth. Found on the surface of the Earth.

Form large crystals Form smaller crystals. Presence of air molecules in between the rock particles.

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Similar questions

Answer the following questions.

(i) What are the three layers of the Earth?

(ii) What is a rock?

(iii) Name three types of rocks.

(iv) How are extrusive and intrusive rocks formed?

(v) What do you mean by a rock cycle?

(vi) What are the uses of rocks?

(vii) What are metamorphic rocks?

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Intrusive rocks is formed from magma found inside the Earth.	Extrusive rocks is formed from lava that comes out of the Earth.
Found deep inside the Earth.	Found on the surface of the Earth.
Form large crystals	Form smaller crystals. Presence of air molecules in between the rock particles.