"What standard distance was selected because it was expected to be ""one ten millionth of the quadrant of the earth's meridian"""
Zettameter Petameter Meter (m) Attometer Meter (distance) Measurement System in Meters Metre Metrical form Meter (unit of length) Standard metre Meters Terameter Metres Metre (unit) Meter Meter (unit) Exameter
meter unit of length standard metre meters meter unit meter terameter metres meter distance petameter exameter measurement system in meters attometer meter m metrical form zettameter metre unit metre
metre
WikipediaEntity
Metre