This document discusses the study of history and provides definitions of key concepts. It can be summarized as:
1) History is the study of how human communities developed over time through documenting daily life, ideas, systems of rule, and conflicts.
2) There are four main methods used to date historical events: historical records, tree ring dating, radiocarbon dating, and potassium-argon dating.
3) A civilization is an advanced culture characterized by agriculture, urban life, specialized labor, writing, and complex political, military, social and religious structures.