Question

What two processes cause igneous rocks to change into metamorphic rocks?

Answer 1

Answer:

re-crystallization or metamorphism.

Explanation:

• The process by which the igneous ricks or the sedimentary ricks changes to the metamorphic ricks is that of the re-crystallization and takes place when the temperature, pressure and the fluid environment changes and their changes take place in the forms of rocks and rocks undergo metamorphism.