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
- Instance of
- unit of length
- Part of
- Russian system of units
- Image
- Span.jpg
Show 6 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)
- described by source
- Brockhaus and Efron Encyclopedic Dictionary
- measured physical quantity
- length
- Commons category
- Span (unit of length)
- conversion to SI unit
- 0.2286
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