## kilogram

**Kilogram** is a multiple of the

**gram** unit. The

**kilo** prefix stands for 1000 therefore, 1 kilogram = 1000 gram units.

**Gram** is a unit of measurement of mass (weight). The definition for gram is the following:

The kilogram is the unit of mass; it is equal to the mass of the international prototype of the kilogram.

The symbol for kilogram is

**kg**## tonne

**Tonne** is a unit of measurement of mass (weight). The definition for tonne is the following:

A tonne is equal to 1000 kilograms.

The symbol for tonne is

**t**