- During the rock cycle, what forms when magma cools?
2.Because igneous rocks are extremely hard, they cannot be changed into sedimentary or metamorphic rocks.
ATrue
Bfalse
- It is possible for sedimentary rock to be changed into __
- What has to increase for metamorphism to occur?
- When a rock undergoes heat and pressure, the minerals inside it may line up to form layers.
a.True
b.false
ATrue
Bfalse
b.false