What do the meter liter and gram all have in common?

The meter, liter, and gram are all units of measurement in the metric system, which is based on the decimal system and used internationally for scientific and everyday measurement. They represent different physical quantities: the meter measures length, the liter measures volume, and the gram measures mass. All three units can be converted into larger or smaller units by using prefixes like kilo-, centi-, and milli-. This systematic approach facilitates ease of understanding and calculation across various fields.