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11 Cards in this Set
- Front
- Back
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3 types of arc dating techniues |
Stratigraphy, carbon dating, pollin dating |
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Radiocarbon dating looks at the |
Decay of carbon-14 |
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Carbon half life |
5700 years |
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Archaeologists locate sites by |
Aerial photos, written records, historical sources such as street names, space photography |
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4 evolutionary forces |
Mutation, natural selection, gene flow, genetic drift |
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Mutations |
Allow adaptation to an environment better |
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Genetic drift |
More noticeable in smaller populations. When over time a trait goes by the wayside and a single trait becomes more noticeable |
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Genetic flow |
One populations moves and takes traits |
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When locating sites best growth over |
Ditch |
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Tree ring dating = |
Dendrochronogy |
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Tool manufacture is a |
Defining character of man |
