| A | B |
|---|
| fossil | preserved remains left of plants and animals from long ago |
| geology | the study of the beginnings of the structure of the earth |
| bedrock | a deep layer of earth made of solid rock |
| erosion | wearing away of sil and rock |
| glaciers | a huge sheet of moving ice |
| ancient | very very very old |
| terrace | a raised flat band of earth |
| archaeologistis | scientists who study ancient people by digging for clues |
| artifacts | objects made by early Indians |
| dig | opening a mound |
| prehistoric | people who had no written lanuguage and no written history |
| culture | way of life |
| flood plane | flat area of land next to a river |
| Fort Ancient, Hopewell, Adena | last 3 tribes of Indians who lived in Ohio |
| Treaty of Greenville | the traty that finally brought many years of peace between Indians and settlers |
| extinct | a type of living thing that no longer exists |
