a group of societies (e.g.: countries, villages, cities) that share the same:
-territory
-language
-culture
-architecture
-religion
No
the internal arrangement of atoms
The Mesopotamians
The answer will depend on what the "myan civilation" (whatever than means) was or is! I suggest some checking of your spelling may be a good idea.
chief ruler
olmec
the continetal dived
the Ural Mountains
because cavemen made civilation
Because
they collapse in the 900s
is the name of a region in Mesopotamian in 3000 B.C.