Kilometers (km).
The most appropriate metric unit to measure the mass of a concrete block is kilograms (kg).
millometers
The appropriate SI base unit to measure the time it takes to play a CD is the second (s).
Kilograms or pounds.
An appropriate metric unit to measure the Mississippi River would be kilometers (km) as it provides a more accurate representation of the river's length.
Kilometers
Kilometres are the appropriate unit.
Miles or kilometers.
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.
The most appropriate unit of length for measure the distance between Las Vegas and Los Angeles would be either miles or kilometers.
Meters
A centimetre.
yards
Hs
feet