meter | has symbol m | |
has consequence fixes the speed of light in vacuum at exactly 299792458 m·s-1 | |
has approval agency 11th CGPM | |
has approval date 1960 | |
has historical origin chosen in 1791 by the French Academy of Sciences as 10-7 of the length of the meridian through Paris from pole to the equator | |
has definition A unit of length. The meter is the length equal to 1650763.73 wavelengths in vacuum of the radiation corresponding to the transition between the levels 2p10 and 5d5 of the Krypton-86 atom. | |
has definition length of the path travelled by light in vacuum during a time interval of 1/299 792 458 of a second | |
is an instance of length unit | |
is an instance of base SI unit | |
length unit | is a unit of length | |
unit | represents | |
SI unit | is an acronym for Syteme Internationale | |