The prefix Nano- used in the metric system denoting a factor of 109 or 0.000000001 is derived from a Greek word meaning what?
Nano- Nano- Nano- (symbol n) is a unit prefix meaning "one billionth". Used primarily with the metric system, this prefix denotes a factor of 10 or . It is frequently encountered in science and electronics for prefixing units of time and length. Examples: The prefix derives from the Greek (Latin "nanus"), meaning "dwarf". The General Conference on Weights and Measures (CGPM) officially endorsed the usage of "nano" as a standard prefix in 1960. When used as a prefix for something other than a unit of measure (as for example in words like "nanoscience"), nano refers to nanotechnology, or means "on a
Deca- Deca- Deca- or deka- (symbol da) is a decimal unit prefix in the metric system, denoting a factor of ten. The term is derived from the Greek "" (), meaning "ten". The prefix was a part of the original metric system in 1795. It is not in very common usage, although the decapascal is occasionally used by audiologists. The decanewton is also encountered occasionally, probably because it is an SI approximation of the kilogram-force. Its use is more common in Central Europe. In German, Polish, Czech, Slovak and Hungarian, "deka" (or "deko") is common and used as a word on