The gram.
Metric ruler
A kilogram.
In the SI - the current metric system - that would be the kilogram. In older metric systems, the gram has been used as the unit of mass.
The unit of mass in SI is kilogram (kg).
You would measure that in grams, or milligrams.
Metric ruler
Grams.
Kilogram
The kilogram.
Pounds.
I would use grams.
kilograms
A kilogram.
In the SI - the current metric system - that would be the kilogram. In older metric systems, the gram has been used as the unit of mass.
GRAMS
The is only one Metric System. That is the one you would use. The units you use to measure mass is the kilogram (Kg).
Mass is measured using kilograms.