Which of these actions will change a sedimentary rock, such as limestone, into a metamorphic rock, such as marble?
A B C D
pressure from a glacier heat from magma erosion from flowing water radiation from the Sun
Question: Which of these actions will change a sedimentary rock, such as limestone, into a metamorphic rock, such as marble?
(A) pressure from a glacier
(B) heat from magma
(C) erosion from flowing water
(D) radiation from the Sun

Answer: (B) heat from magma
Answer: (C) erosion from flowing water
Question: Which of these actions will change a sedimentary rock, such as limestone, into a metamorphic rock, such as marble?
(A) pressure from a glacier
(B) heat from magma
(C) erosion from flowing water
(D) radiation from the Sun
Answer: (B) heat from magma