IQ is a number meant to measure people cognitive abilities (intelligence) in relation to their age group. An I.Q between 90 and 110 is considered average; over 120, superior. Roughly 68% of the population has an IQ between 85 and 115.
The oldest known civilization was believed to have formed in  Mesopotamia near the Tigris and Euphrates rivers. This was believed  to have happened around 4000 B.C. and that â¦ is a fact! Answered. In Geology.he oldest known civilization was believed to have formed in  Mesopotamia near the Tigris and Euphrates rivers. This was believed  to have happened around 4000 B.C. and that â¦ is a fact! Answered. In Geology.
The 5,000-year-old Pyramid City of Caral (Read the article on one page) It is widely taught in the field of ancient history that Mesopotamia, Egypt, China, and India, gave rise to the first civilizations of mankind.