The definition of inbound is something that moves inward. An example of inbound is the freeway that goes toward the city center. 1  traveling or going inward.  Basketball inbounds.
Mass is a measurement of how much matter is in an object. Mass is a combination of the total number of atoms, the density of the atoms, and the type of atoms in an object. How to Measure Mass.
Mass: Mass is a measurement of the amount of matter in a sample; fundamentally, it is a. measurement of how much influence gravity has on the sample. In the metric system, mass is. measured in grams (g). Mass is determined in the lab by using an electronic scale; the scales that we. will use are accurate to 0.001 g.