On Sat, 6 Sep 2003, John S. Ward wrote: > ... > However, in daily use, I think that units like cm can be handy...
The centimeter is a "submultiple" of the meter not a "unit" in its own right according to the BIPM Brochure. I agree, the cm should not be avoided in conversational use (e.g. clothing sizes) > ... > For starters, the SI unit of kPa is not as well suited for barometric > pressure as the millibar. The kilopascal is a "multiple" of the pascal, not a "unit" in its own right. > It feels a lot more "human" to say 1014 millibars than 101.4 kPa. Even more "human" is to "say" 101 kilopascals. > ...it's simpler and more convenient to say someone is 181 cm tall than > 1810 mm. Agreed. > ... I think you would be crazy to suggest farmers measure, buy, and sell > land area with 7 digit numbers of meters sqaured... Not true for precision GPS farming. > Metric prefixes don't work with square meters. An alternative is "E notation" (e.g. 1.00 E 6 m^2.) Gene.
