¿Qué es un sólido?

The video explains the characteristics of solid materials, highlighting their fixed shape and inability to change volume without external forces. Solids have tightly packed molecules, making them incompressible. Examples like pizza dough illustrate how solids can change shape but not volume. The video contrasts solids with gases and liquids, emphasizing the unique properties of solids.

What new insight or understanding did you gain from this video?