If your looking for a more precise answer it's millimeters,but if your looking for just a unit it could be centimeters.
Meters
centimetre.
The metric unit of length is the 'meter'.
Square meters.
kilos and/or grams
Meters
Metres.
centimetre.
grams
litres
Centimetres
the metric system
The metric unit of length is the 'meter'.
No. The closest metric unit is the meter.
Probably centimeters.
kilos and/or grams
Yes it is