A solid is one of the four fundamental states of matter. Solids have a definite shape and volume, and their particles are closely packed together in a regular pattern. The particles in a solid vibrate in place, but do not have enough energy to overcome the attractive forces between them, which is what gives solids their fixed shape and volume.
To understand the concept of solids, it's important to focus on the following key points:
Understanding the properties and behavior of solids is essential in the study of chemistry and physics, as well as in various practical applications in engineering, materials science, and other fields.