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Prehistory, sometimes referred to as pre-literary history, is the period of human history between the first known use of stone tools by hominins c. 3.3 million years ago and the beginning of recorded history with the invention of writing systems. The use of symbols, marks, and images appears very early among humans, but the earliest known writing systems…
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bp age 000 bce bronze period stone neolithic human use iron tools first copper early years writing written known end
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Prehistory | is a | archaeological record | 0.90 | text |
| Prehistory | is a | academic journal specialising in Northeast Asian and North American archaeology.Early Humans a collection of resources for students from the Courtenay Middle School Library | 0.90 | text |
| the natural sciences.The primary researchers into human prehistory are anthropologists | instance of | frequently studied in context with research from other disciplines | 0.80 | text |
| chiefdoms | instance of | although hunter-gatherer societies with abundant resources or advanced food-storage techniques sometimes developed sedentary lifestyles with complex social structures | 0.80 | text |
| and social stratification | instance of | although hunter-gatherer societies with abundant resources or advanced food-storage techniques sometimes developed sedentary lifestyles with complex social structures | 0.80 | text |
| canoes | instance of | and wooden objects | 0.80 | text |
| bows have been found at some sites | instance of | and wooden objects | 0.80 | text |
| Prehistory | related to Beginning and end | The | 0.60 | section |
| Prehistory | related to Beginning and end | Earth | 0.60 | section |
| Prehistory | related to Beginning and end | Both | 0.60 | section |
| Prehistory | related to Beginning and end | For | 0.60 | section |
| Prehistory | related to Beginning and end | African | 0.60 | section |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.