A centimetre.
The appropriate unit to measure weight is the newton. Now, if it is really the mass you wanted, you could use kilogram or gram.
meters
kilograms
It is a milligram.
The standard unit to measure mass is kilograms.
appropriate unit to measure the width of a textbook = ce ntimeters
The appropriate unit is a metre.
yards
A centimetre.
Hs
Meters
feet
miles
The appropriate unit to measure weight is the newton. Now, if it is really the mass you wanted, you could use kilogram or gram.
The most appropriate metric unit to measure the mass of a concrete block is kilograms (kg).
The international (SI) unit for mass is the kilogram.