Related terms:
si
nist
joule
metre
ounce
gram
metrology
centimetre
planck
yard
avoirdupois
multiples
metric system
second
defined in terms
customary units
metric
weights and measures
systems of measurement
units of measurement
national physical laboratory
international system of units
measurement
conversion
meter
quantity
expressed
pound
equivalent
equal
Wikipedia sources:
Second
Dyne
Systems of measurement
Units of measurement
Metrology
Centimetre
United States customary units
Tonne
Metric
Pascal (unit)
Electron volt
Context for words:
system
of
units
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