science
Grade-4-
Easy

Question

Which of the following statement is correct?

  1. Formation of intrusive igneous rocks takes a few days.
  2. Formation intrusive rocks take many years to form.
  3. Formation of extrusive igneous rocks takes a few minutes.
  4. None of these

hintHint:

The intrusive rocks take many years to form.

The correct answer is: Formation intrusive rocks take many years to form.


    • The intrusive rocks are formed inside the crust of the earth.
    • It is formed from fluids of a volcanic eruption which are cooled and solidified.
    • It cools very slowly and takes many years to get solidified.