The Constants of Nature PDF John Barrow

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The most obvious problem with such units is the fact that men and women come in different sizes. Who do you measure as your standard? The king or queen is the obvious candidate. Even so, this results in a recalibration of units every time the throne changes hands. One notable response to the problem of the variation in human dimensions was that devised by David I of Scotland in 1150 to define the Scottish inch: he ordained that it was to be the average drawn from measurements of the width of the base of the thumbnail of three men: a ‘mekill’ [big] man, a man of ‘messurabel’ [moderate] stature, and a ‘lytell’ [little] man.

The modern metric system of centimetres, kilograms and litres, and the traditional ‘Imperial’ system of inches, pounds and pints are equally good measures of lengths

• Book Name: The Constants of Nature pdf
• Author Name John Barrow
• Product Type pdf,epub Digital Book
• Added Year 2002