The answer is tectonic plates
Answer:
The Natchez tribe lived in the area of St. Catherine's Creek, east and south of the present city of Natchez, Mississippi. Others later settled in South Carolina. The Natchez Indians were successful hunters, fishers and farmers, growing corn, beans, and squash.
Cooled quickly, because lava cools and crystallizes rapidly
Continent-continent collisions:)
One piece of evidence to support the theory that south America and Africa were once connected; Continental Drift.