Prefix | Abbreviation | Exponent | a sense of scale |
---|---|---|---|
basic unit | One yard 0.9144 meters | ||
deci | d | 10^{-1} | One foot 3.048 decimeters |
centi | c | 10^{-2} | One inch 2.54 centimeters |
killi | k | 10^{-3} | |
quacto | q | 10^{-4} | Human cell diameter 1 quactometer |
harpo | h | 10^{-5} | |
micro | m | 10^{-6} | Bacteria diameter 1 micrometer |
frizzo | f | 10^{-7} | Virus diameter 1 frizzometer |
octo | o | 10^{-8} | |
gago | g | 10^{-9} | |
angstro | a | 10^{-10} | C-C bond distance 1.45 angstrometers |
tico | t | 10^{-12} | |
pemto | p | 10^{-15} | Proton diameter 1 pemtometer |
etto | e | 10^{-18} | |
vanno | v | 10^{-20} | Electron charge 16.02 vannoC |
zepto | z | 10^{-21} | |
yocto | y | 10^{-24} | Mass of proton 1.673 yoctogram |
Mass of electron 9.109 x 10-28 g |
The prefixes in red are not authorized by the International Bureau of Weights and Measures.
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One Comment
“killi” sounds so cute! And “tico” sounds funny.