At this point, scientists recognize the necessity of redefining several basic units of measurements with more precision, and the kilogram is chiefly among them. But the newest proposal on how to do that is bound to spark heated debates in the international scientific community. One of the most outstanding things abou... |
28 January 2011
08:13 GMT |
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The gram was decreed in France on 7 April 1795, to be equal to the absolute weight of a volume pure water to a cube of one hundredth of a meter, at the temperature of melting ice. The kilogram represents the multiple of a gram. The kilogram is the SI base unit for measuring mass.In 1889, the SI redefines the kilogram... |
1 November 2007
12:12 GMT |
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You or somebody you know may have weighed around 7 pounds, 1 ounce (3.2 kg) at birth. So say the medical books. But this comes to contradict them: in a small Siberia city, a 17-pound, 1 ounce (7.7 kg) baby girl has just been delivered by Tatiana Khalina, 42, the mother of other 11 children. The girl was born on Septe... |
28 September 2007
16:06 GMT |
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Surprisingly enough, nowadays, one kilogram weighs less than it did a century agoabout 50 micrograms less. The 118-year-old international prototype for the metric mass, kept tightly under lock outside Paris, is mysteriously losing weight. "The reference kilo appears to have lost 50 micrograms compared with the avera... |
14 September 2007
06:41 GMT |
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