olemus
mõõtühikute süsteem, mis põhineb meetril, kilogrammil ja kümnendprefiksitel;
sai alguse Prantsusmaal 1791/1795
=
international decimal system of weights and measures, based on the metre for length and the kilogram for mass

ülevaateid
https://sradai.tripod.com/webonmediacontents/Metric%20System.pdf

https://en.wikipedia.org/wiki/Outline_of_the_metric_system

https://en.wikipedia.org/wiki/Metric_system

https://en.wikipedia.org/wiki/Metric_units

https://en.wikipedia.org/wiki/History_of_the_metric_system

https://www.sciencemadesimple.com/conversions.html

vt ka
- SI-süsteem