The 'Meter'.
Meters in the metric system is equal to the unit of length.
The gram is a metric unit of mass.
(g) grams- is the unit used in the metric system.
If, by 'metric system', you mean the 'SI system', then there is no base unit for volume. The unit for volume is called a 'derived unit', and it is the cubic metre (m3).
The Meter and its derivatives (kilometer, centimeter, nanometer etc)
The SI unit for mass in the metric system is the kilogram.
The basic unit of mass in the metric system is the gram.
A metric unit is a decimal unit of measurement of the metric system, based on meters and kilograms and seconds.
Celsius is the metric unit. Kelvin is the International System(SI) unit.
There is no individual unit in the Metric system that is near one inch in the English system, I'm afraid.
Bushels are a unit of measurement in the English system, not the metric system.
The side of a ruler that measures metric units is usually the side with centimeters and millimeters marked on it. The metric side of the ruler is typically marked with increments in centimeters and millimeters for measuring lengths in the metric system.