Density Totally Explained

In physics, density is mass m per unit volume V—how heavy something is compared to its size. A small, heavy object, such as a rock or a lump of lead, is denser than a lighter object of the same size or a larger object of the same weight, such as pieces of cork or foam.
For the common case of a homogeneous substance, density is expressed as: ť $ho = frac$

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