Have you ever played with Play-Doh before? Just like how you can shape and mold Play-Doh into different shapes and objects, scientists try to figure out how to predict the shapes and properties of other materials, like polymer crystals.
Polymer crystals are made up of tiny building blocks called molecules that are all stuck together in a certain pattern. Imagine building a tower out of blocks - each block represents a molecule in a polymer crystal. Scientists use computer models and experiments to try and figure out exactly how these molecules are arranged and how they behave when the crystal is stretched, squeezed, or heated up.
By understanding how these molecules are arranged and how they behave under different conditions, scientists can figure out what kind of properties the polymer crystal will have - like how strong it is, or how stretchy it might be. This is important because polymer crystals are used in a lot of everyday things, like plastics and clothing, and understanding how they work can help make better products that are safer and last longer.
So, to sum it up: Just like how you can shape and mold Play-Doh into different things, scientists try to figure out how to predict the shapes and properties of polymer crystals by studying how their building blocks (molecules) are arranged and behave under different conditions through experiments and computer models.