the metre, or specifically a centimetre
Centimetres and millimetres are the metric measurements used on a metric ruler.
The main unit in the metric system is the meter. It measures length.
The kilogram.
A centimetre, usually.
Millimeters is the metric unit for measurement of length or distance. The mm is 1/10 the size of a cm. It is commonly used to measure the width of glass lenses.
It is 1 millimetre.
It is 1 millimetre.
cenimeter
A unit was outside our house.
a ruler
The appropriate metric unit is a kilogram.
The metric volume of a sink would be measured in litres.