Question

1. what is the si unit of mass?

a) ounces
b) pounds
c) kilograms/grams

Explanation:

The International System of Units (SI) has a set of base units. The SI base - unit of mass is the kilogram (kg), and gram (g) is a derived unit from it. Ounces and pounds are non - SI units of mass.

Answer:

c) kilograms/grams