Question

Rocks that are metamorphosed mainly because of their exposure to heat from magma are rocks that have undergone _____ metamorphism. Select all that apply. A. contact B. thermal C. regional D. nonfoliated

Answer 1

I think that the answer is B. Thermal. We are studying this in my science class right now.

Answer 2

Changes in rock caused primarily by exposure to heat from magma have undergone A. Contact and B. Thermal metamorphism.