The quantity of matter in a physical body
Atomic Mass Units.atomic mass unit
Answer this question…Anything that has mass
Anything that has mass.
it is the weighted average of the masses of an element's isotopes.
Avalanche
not exact but the mass of an atom
the definition is a sun the is colder than usual and has low mass
Because that is the definition of mass.
Mass is the amount of matter in an object.
Mass.
Mass is defined as the amount of matter in an object.
a confusion of mass and go to another website.