Question

which is the correct definition of mass? the amount of space occupied by an object an objects weight in space how much something weighs on the earth the amount of matter in something

Explanation:

Mass is a fundamental physical quantity that measures the amount of matter in an object. It is different from weight which is the force exerted on an object due to gravity. The amount of space occupied by an object is volume. An object's weight in space and on Earth are affected by gravitational forces and are not the definition of mass.

Answer:

the amount of matter in something