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Social Studies
Chp 4 review
| Term | Definition |
|---|---|
| prehistory | the time before there was writing |
| ancestor | a relative who lived in the past |
| Homo Erectus | upright man; appeared in Africa 2-1.5 million years ago and learned how to control fire |
| migrate | to move |
| land bridge | a strip of land connecting 2 continents |
| ice ages | a freezing time |
| neolithic revolution | the shift from food gathering to food producing |
| agriculture | farming |
| magaliths | huge stones used as monuments |
| domestication | the process of changing plants or animals to make them more useful to humans |
| stone age | during a period of time where the first humans and their ancestors lived |
| mammoth | a large extinct elephant |
| Mary Leakey | an archaeologists who made important discoveries about prehistory |
| distribute | to divide among a group of people |
| anthropologist | a person who studies humans' pas tand present |
| chopper | a short ax with a large blade |