Mass is defined as the amount of matter in an object.
Yes, this is the definition of mass number.
not exact but the mass of an atom
the definition is a sun the is colder than usual and has low mass
Mass is the amount of matter in an object.
Because that is the definition of mass.
mass of
Mass.
a confusion of mass and go to another website.
the total mass of the vehicle and the load it contains
Mass movement is the movement in which Earth's surface changes.
Yes they are true in a Dictionary.
Operational definition in another words how would you find the mass ? Zero out the balance, place the mass object on the pan, move the riders until it balanced, and finally record the mass.