Viscocity.
Sound is measured in Db ( Decibels) or Hz ( Hertz)
simply units....
kg-m/s
the unit is newton and it is 1/10 of a kilogram
in area you are measuring the capacity. Volume has a 3 because it is lengthxwidthxhight area is only lengthxwidthImproved Answer:Because the perimeter is the outside measurements of a given area...