Question

Why is mass a better unit for measuring matter than weight?*

Because mass can change, but weight doesn't
Because mass is constant, while weight depends on gravity.
Because it makes more sense.

Answer 1

Because mass is constant, while weight depends on gravity.

Step-by-step explanation:

For example, your mass on Earth will be the same as your mass on planet Mars. Your weight however, will change depending on the force of gravity exerted on you.