World Prehistory Ch4

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Firana
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293628
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World Prehistory Ch4
Updated:
2015-01-22 23:34:20
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WorldPrehistory Chapter4
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World Prehistory
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Flashcards from world prehistory chapter 4
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  1. Biostratigraphy
    Dating method using known distribution of species across time and land to figure out dates of first and last appearance of species
  2. Marine isotope ratios
    • Fluctuations in oxygen isotopes 180 and 160 in deep-sea cores
    • Reveals climatic fluctuations
  3. Uranium-Series Dating
    Using uranium decay to date
  4. Luminescence Dating
    Dating method that measures light emitted by electrons trapped when object was last heated
  5. Homo Sapiens
    • 400,000 - present 
    • Earliest in Africa and Southwest asia
  6. Homo Ergaster
    • 1.8mya-600,000 years old 
    • Oldowan industry and early Acheulean
  7. Homo erectus
    • 1mya-500,000ya 
    • Oldowan and Acheulean
  8. Homo heidelbergensis
    • 600,000-400,000 ya
    • Possible direct ancestor for H.neanderthalensis and H. sapiens
  9. Homo neanderthalensis
    400,000-30,000 Mousterian tool industry
  10. Single Origin Evolution Hypothesis
    • Theory that one single event caused the evolution of modern humans
    • Also called the Out of Africa Model
  11. Hybridization and Replacement Model
    Theory of slow expansion of humans from Africa with genetic mixing
  12. Multi-Regional Evolution Hypothesis
    coevolution of modern humans on several places, linked through genetic flow
  13. Assimilation Hypothesis
    Genetic assimilation of early humans into modern humans through expansion
  14. Multiple Dispersals Out of Africa model
    multiple dispersals out of africa, genetic variability
  15. Encephalization
    Enlargement of the brain
  16. Homo rhodesiensis
    • Fossil discovered at Broken Hill, Zambia
    • Shares characteristics of H. ergaster and H. Sapiens
  17. Homo Helmei
    Original name of early homo sapiens
  18. Homo sapiens idaltu
    • Fossils from Herto, Ethiopia 
    • shares traits with H. Sapiens and H. Rhodesiensis
  19. Stable isotope analyses
    Determines diet by analyzing carbon, nitrogen in bone
  20. Mitochondrial DNA
    • DNA from the mitochondria
    • only inherited through mother
  21. Broad-Spectrum economy
    Employing a wide range of food sources
  22. Blombos Cave
    • evidence for early emergence of symbolic behavior
    • shell beads, pigments, design
  23. Mousterian Lithic Industry
    • Levallois flaking techniques produce scrapers, notches, points
    • Used by Neanderthals
  24. Aurignacian
    • Upper Paleolithic Early Modern Human culture
    • Sophisticated stone and organic tech
    • Personal ornamentation and art
  25. Gravettian
    • Early modern human culture
    • Semi-sedentism
    • Elaborate burial
    • Projectile technology
  26. Venus Figurines
    • Small carvings of women
    • Believed to be associated with fertility and childbirth
  27. Magdalenian
    • Networks cover large areas
    • Distinctive cave art
  28. Clovis Horizon
    • Projectile poing (Clovis Point)
    • Thought to be oldest population evidence in Americas

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