Which is needed to turn an igneous rock or sedimentary rock into a metamorphic rock?
A. Erosion and deposition
B. Heat and pressure
C. Melting and cooling
D. Freezing and cementation
1 answer
B. Heat and pressure
A. Erosion and deposition
B. Heat and pressure
C. Melting and cooling
D. Freezing and cementation
1 answer