Units from the metric system can be used to describe the mass, volume or length of an object. Mass is measured in grams (g) and kilograms (kg). Volume is measured in millilitres (ml) and litres (l).

The metric system is used to measure the length, mass or capacity of an object. Length is measured in millimetres (mm), centimetres (cm), metres (m) or kilometres (km). Mass or weight is measured in ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. While most nations use the metric system—those units of decimals ...

Confoundingly, the U.S. has stood on the sidelines for centuries as the rest of the world has adopted the metric system as its standard not only in science but in everyday life. (Meanwhile, we ...