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Units of Measurement

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Introduction[edit | edit source]

We live in a physical universe with physical matter, and a complete system of standardised units describing the physical quantities around us is required to allow us to measure and quantify the universe and its contents. Without a standard unit system, trade would be very difficult and science would be unable to build on previous results without using unwieldy fractions such as 1/47382 of a meter.

This book collects information on the units of measurement in use, defining them and comparing to other units in the same and other systems. For example, you may find a meter here, or a kilogram, or a nanosecond, or even a furlong.

Contents[edit | edit source]

Unit systems[edit | edit source]

Unit by physical quantity described[edit | edit source]