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).
Running metrics can be confusing. Should you use miles or kilometres? What pace do you need to run to break four hours for the marathon? What speed do you need to run a 5K in under 20 minutes? The ...
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).