Chapter 1 The emergence of Early Human communities
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| 249803928 | society | organized groups of people who have identifiable languages and social structures that reflect values and meaning purposefully taught | |
| 249803929 | pangaea | supercontinent, the center of which is present day Africa | |
| 249803930 | Laurasia | when pangaea broke into two large land masses. | |
| 249803931 | gondwanaland | southern continents | |
| 249803932 | plate tectonics | splitting off and drifting toward other locations | |
| 249803933 | prehistory | time before written history | |
| 249803934 | paleontologist | sceintists who study the fossils of plants and animals | |
| 249803935 | archaeologist | scientists who study the remains of ancient people (both fossils and artifacts or manmade objects) | |
| 249803936 | anthropologist | scientist who study physical and cultural characteristics of people | |
| 249803937 | carbon 14 dating | method to determine the age of archaeological finds. measures the amount of radioactive carbon left in an object | |
| 249803938 | accelerator mass spectrometry | separates fossil samples, one thousand size needed for carbon dating | |
| 249803939 | DNA | reveal similarities and differences between hominid types | |
| 249803940 | hominid | humans | |
| 249803941 | great rift valley | ... | |
| 249803942 | bipedalism | walking upright | |
| 249803943 | Tim White | 1994, 37 individual discovered in Ethiopia | |
| 249803944 | ardipitheius ramidus | "Ardi" fossil revealing. complete skeleton of a woman | |
| 249803945 | Donald Johanson | 1974. Australopithecus afarensis. found in Hadar | |
| 249803946 | Lucy | complete skeletal of woman. 3-4 feet tall. smaller than Ardipithecus ramidus. teeth closer to more modern himinids than those of Ardi | |
| 249803947 | Lateoli | Tanzania, where footprints of an adult and child were found | |
| 249803948 | Mary and Louis Leakey | 1962-1964 found homo habilis | |
| 249803949 | Homo Habilis | 2.5 million- 1.6 million. disportionately long arms, bigger brain. known as "handy man" with stone tools | |
| 249803950 | Kamoya Kimeu | found Turkana boy in Lake Turkana in Kenya and Ethiopian border | |
| 249803951 | Ricahrd Leakey | son of Mary and Louis Leaky | |
| 249803952 | Homo erectus | larger brain, lost body hair. used fires, hand axes | |
| 249803953 | Homo Sapiens | consciously thinking human | |
| 249803954 | Neanderthal | honored and buried their dead | |
| 249803955 | Cro Magnon | Homo Sapiens sapiens. capacity for art | |
| 249803956 | Culture | learned behavior and social organization | |
| 249803957 | In situ | in its original place |