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Stack #2255115

Uncovering the Past Stack #2255115

decade a period of ten years
century a period of 100 years
geography the study of the earth's physical and cultural features
region an area with one or more features that make it different from surrounding areas
landforms the natural features of the land's surface
resources materials found in the earth that people need and value
primary source an account of an event created by someone who took part in or witnessed an event
secondary source information gathered by someone who did NOT take part in or witness an event
circa/c means "about" If historians are not sure of an exact date, they use this term
B.C. dates Before the birth of Christ
A.D. Anno Domini - which means, "in the year of our Lord," dates after the birth of Christ
B.C.E. Before Common Era; same as B.C.
C.E. Common Era, same as A.D.
artifacts objects created and used by humans
fossil a part or imprint of something that was once alive
culture the knowledge, beliefs, customs, and values of a group of people
archeology the study of the past based on what people left behind