Kilograms, or grams.
The most reasonable unit of measure would be tons
It would be feet
You can use cups to measure a small can of juice.
The most common thing you would measure mass in would be grams and kilograms
Millilitres would be the most appropriate measure.
The standard unit to measure mass is kilograms.
125 grams ok noobs
A triple balance beam; it is one of the most popular tools to measure the mass of objects.
A kilogram (kg) would be the most appropriate unit to measure the mass of a cow.
It would be millimetres.
Milliliters or ounces.