1. Continental Drift: The hypothesis indicating that landmasses have changed their relative positions – possibly moving apart of an original larger land mass.
2. Shield zone: Rigid mass associated with Pre-Cambrian rocks that remained relatively stable during early periods of Earth history
3. Basement Complex: Mass of ancient igneous and metamorphic rocks of Precambrian times, underlying stratified sedimentary materials/rocks.
Titany answered the question on January 17, 2022 at 12:02