Pangea is the name of the giant landmass that once contained all of the continents.
Hope this Helps!
#6- Plate Boundry.....................
I dont know lol I think vast weather changes such as global warming may cause extinction to species or adaptation to heat. But it depends solely on the lifeform
Rock layers form when settlements build up over time they usually have to go through pressure and compaction/cementation before this happens
