Respuesta :
ANSWER:
Scientist assist rocks into three different types, they make this classification on the basis of their process of formation.
EXPLANATION:
- The three classifications of rocks, scientists have given are sedimentary, igneous rocks and metamorphic.
- The main difference between these rocks is the process of their formation.
- The rocks that are formed from the sand particles are sedimentary rocks and that formed under the earth surface by metamorphosis process is metamorphic rock.
- 'Igneous rocks' are formed when magma cools.