Question

question 4
which answer choice gives the best description of mass and gives its most basic unit of measurement?
the force of gravity on an object.
a chemical or physical property that helps identify and classify substances.
the amount of matter in an object.
a measure of how many particles are packed together into a certain amount of sp

Explanation:

Mass is defined as the amount of matter in an object. The force of gravity on an object is weight. A chemical or physical property for identification and classification is not a definition of mass. The measure of how many particles are packed together in a certain amount of space is density. The SI - base unit of mass is the kilogram.

Answer:

The amount of matter in an object.