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19 Cards in this Set
- Front
- Back
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BCE
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Before the common era
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How old is the earth
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4.5 billion years old
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!st primates
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60 million years ago
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Emergance of hominids
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8.4 million years ago
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hominids
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walk upright
member of group with humans& other related species |
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hunting and gathering
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hunting-men
gatering- women (berries, nuts, roots, fruit, weeds(plants) |
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Austrolopiticines
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small brain
big head animal like |
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Binomial Nomenclature
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systomatic naming of living things
1st word is CAP. and 2nd one is not, when writing underline |
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Pre-history
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before writing was created
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Caves
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protect evidence
natural protective homes lack of tech to build occupational level- level of ground when each family is using it |
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Carbon dating
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used to establish the age of an artifact
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classifications for carbon dating
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must be at least 50,000 years old
must have been living |
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Carbon 14 in living things
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c-14 is absorbed by living things
the c-14:c-12 ratio remains constant c-14 is always decaying but replacing it's self in living things |
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dating a fossil
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organisms stop absoring c-14 when they die
when c-24 decays it doesn't replace itself has a half life of 5,100 yrs. |
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Paleontologists
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record th history of fossil remains and life of eaths earliest living creatures
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Anthropologist
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study human biology/origins, society, and cultral pratices
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Ethnographers
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study surviving, preliterate societes
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the genus "Homo"
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had to make or use tools
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Challenges of Ancient History
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Lack of writing- author's perspective, usually wealthy, in power and male
ARCHAEOLOGY-open to interpretation, partial evidence, different state then the original, location-could be helpful becaus it could tell how people migrate from place to place nothing is certain- later evidence skew the view on something, just hypothesis' because none of us were there |
