# What is the SI unit of weight?

The metric system of measurement in mathematics is the set of standard units defined to measure length, weight, and capacity.

## Answer: Kilogram (kg) is the SI unit of weight.

The unit weight is used for measuring the mass of an object.

**Explanation:**

The standard unit for measurement of weight is a kilogram. The standard tool we use to measure weight is the beam-balance or the weighing scale.