Answer:
Scientists used major changes in life forms in the fossil record to form the geologic time scale.
I think they all identify climate regions.<span />
Answer:
I don't understand your question may be questioned mistakes
Answer:
C. occurs when many atomic bonds are broken quickly and rock pieces separate.
Explanation:
Planet earths Brittle deformation occurs when many atomic bonds are broken quickly and rock pieces separate.
This brittle deformation occurs when rocks along active plate boundaries are subjected to physical stress such as change temperature which causes their atomic bonds to break and the rock becomes shattered, this is termed brittle deformation.
There is also ductile deformation in rocks
