File:Hand_Units_of_Measurement.PNG · Wikimedia Commons · See Wikimedia Commons
AI overview
A span is a unit of length based on the width of a human hand when the thumb and fingers are stretched apart, traditionally used in historical measurements. It matters because it represents one of humanity's earliest attempts to standardize measurements using the human body as a reference.
AI-generated from the Wikipedia summary — may contain errors.
Wikidata facts
- Image
- Span.jpg
Show 4 more facts
- unit symbol
- span
- Wikidata SPARQL query equivalent
- wd:Q185759 p:P2370/psn:P2370 [wikibase:quantityAmount ?source; wikibase:quantityUnit ?base]. ?item p:P2370/psn:P2370 [wikibase:quantityAmount ?target; wikibase:quantityUnit ?base]. BIND(?source / ?target as ?value)
- Commons category
- Span (unit of length)
- conversion to SI unit
- 0.2286
via Wikidata · CC0