it depends. If you were mesuring length then you would use meters. If you were measuring volume you would use cubic meters. If you were measuring weight you would use metric tons.
kilometre
Tonnes
Kilometers
Gram.
time taking to walk
kilometre
Tonnes
The metric measurement used to measure volume is the liter (L).
meeters?
What metric unit would you use to measure a computer keyboard
tons
Milligrams
Mass is measured in kilograms.
Kilometres
Kilometers
meters
the metric system