It is sometimes useful to use arbitrary units because it may take you too much time to figure out the logically ideal units to use, or you may not even know in which numerical range your results may fall.
Units of measurement are useful to rationally measure anything.
The rules were completely arbitrary.
Nobody made him do it; his decision was arbitrary.
Gramm (g) Weird countries sometimes use other units such as ounces or pounds.
Units of Activity method
Nobody made him do it. His decision was completely arbitrary.
Gramm (g) Weird countries sometimes use other units such as ounces or pounds.
Sometimes you need a very large, or a very small, amount of a certain unit. One way to deal with that is to use prefixes like kilo, mega, milli, micro, and others.
No. I would use linear units if measuring the swim distance or cubic units if measuring the volume of water. Square units might be useful to see how many people could use the pool before it got crowded but that would depend on whether they were there for swimming or splashing about.
Determined by whim, chance, or impulse
The reason why intermediate directions sometimes more useful than cardinal direction is because when you get lost you can use it and find out which way it is.
A measurement conversion calculator enables the user to switch from various international units of measurement. The most useful features for such a calculator would include a wide variety of units that can be converted, accuracy, and ease of use.