In the modern world there are none
Because it is easy to convert
You are measuring mass in any system for which you have standard masses.
water
it isn't
what are some advantages to the Mercalli rating procedure
they wre using hand span, cubit, ect for measuring
This depends on the person measuring. A cubit is the distance from one's elbow to his or her wrist.
A rope knotted every cubit.
measuring the distances
not every cubit is the same length as the other one and another reason is because some people have no hands so they cant actually measure using cubits
They are the litre or a cubic metre (= 1000 litres).
ruler, yardstick, or meterstickA ruler or measuring tape ... mind you you can use anything as a tool to measure .... so long as you know the length of the tool you are using ...
Because it is easy to convert
This method provides a permanent record and the traceability required from quality systems
what are the advantages of level measurement? what are the advantages of level measurement? what are the advantages of level measurement?
it is cubit
You will always have your measuring device with you. The problems is that everyone's hands will be different sizes and it will only work for you.