mass
the total mass of the particles that something is made of
The amount of matter a substance is made of is called "mass".
There is not anything in the world that is not made of matter, because something that is not made of matter is not anything at all.
Mass!! Mass is the amount of matter in an object.
Mass!! Mass is the amount of matter in an object.
The amount of matter
I know this book is made of matter because it is something around me. Now you think of something that is made of matter.
mass
Its mass
mass
The amount of matter in an object is equal to its Mass.