Everything that happens in one system influences another system. For example, when there are tectonic plate movements and volcano activity in the litosphere, that transfers to the seas and oceans which is the hydrosphere, which creates tsunamis. Tsunamis can then flood communities and change the land mass.
Answer:
True.
In pre-colonial Africa, some primitive versions of government systems were used.
The ocean floor spreading showed that it is possible for landmasses to move.
