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3.28048 feet
The order of metric units from smallest to largest is millimeter (mm), centimeter (cm), meter (m), and kilometer (km). A millimeter is one-thousandth of a meter, a centimeter is one-hundredth of a meter, and a kilometer is one thousand meters. This sequence reflects the increasing scale of measurement in the metric system.
That would be a nanometer.
centimeter
0.5
3.28048 feet
meter
The smallest unit of length shown. There are 1000 of these in one meter.
Millimeter is the smallest unit among centimeter, kilometer, millimeter, and meter.
centimeter
That would be a nanometer.
meter?
The two systems of measurement include the English system which is based on the foot measurements, and the Metric system based on the Meter as the unit of reference.
The smallest measurement of length with any meaning is the Planck length and this is equal to approx 1.6*10^-35 metres.
centimeter
0.5
The English system is measured in units of yards. Meter unit length in the metric system.