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16 Cards in this Set
- Front
- Back
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Ice Age
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period during which cold temperatures caused large areas of the Earths water to freeze
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glacier
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thick sheets of Ice that covered Earth's surface during the Ice age
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migrate
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to move from one area to another
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theory
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one possible explanation ofr something
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artifact
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an object made by people in the past
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archaeologist
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scientist who studied sthe artifacts of people who lived
long ago and draws conclusions from them |
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ceremony
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activity done for a special purpose
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mesa
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high flat landform that rises steeply from the land around it
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drought
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long period without rain
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civilization
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culture with organized sstems of government, religion and learning
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surplus
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more than is needed
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specialize
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focus on one particular product activity or job
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pyramid
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building with three or more sides shaped like triangles that slant toward a point at the top
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empire
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large group of lands and peoples rulded by one leader
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tribute
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payment a ruler demands from people he or she rules
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slavery
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practice of owning people and forcing them to work.
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