SI has various meanings in the Metric category. Discover the full forms, definitions, and usage contexts of SI in Metric.
The metric units and their abbreviations are: length: metre m angle: radian force: newton mass: kilogram kg area: square metre couple: new ton-metre time: second s volume: cubic metre pressure: newton/sq metre current: ampere A frequency: hertz (pascal) luminosity: candela cd (cycles/sec) work, energy: joule speed: metre/sec, power: watt W.
MetricThe International System of Units is a scientific method of expressing the magnitudes or quantities of important natural phenomena. There are seven base units in the system, from which other units are derived. This system was formerly called the meter-kilogram-second (MKS) system.
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