Volume, mass and weight. ClassifyVersión en línea Volume, mass and weight. Classify por Miguel Angel Preciado Lopez 1 Volume 2 Mass 3 Weight This is the amount of space an object or substance occupies. It is measured in millilitres or litres. A measuring jug can measure this. This is the amount of matter in an object. A balance or a kitchen scale will tell you this about an object. It is measured in grams or kilograms. This is the measure of the force of gravity on matter. On Earth it is the same as mass. This is different on the Moon because of the force of gravity.