Question

Which process cannot happen?

a. Igneous rock → heat and or pressure → metamorphic rock
b. Igneous rock → weathering and erosion → burial → deposition →
cementation → sedimentary rock
c. Metamorphic rock → melting →solidification →igneous rock
d. Sedimentary rock →melting →solidification → metamorphic rock

Answer 1

Hi!

Option d. Sedimentary rock →melting →solidification → metamorphic rock is a process that cannot happen.

Reason :-

Please check the attached image for the diagram of rock cycle. In it, the sedimentary rocks melt to form magma and solidifies into igneous rocks, not metamorphic rocks