What is the purpose of a physical model?

Models help us visualize aspects of the world, and are used for fun, decoration, or to illustrate ideas. But did you know that physical models can also be used in science? A physical model is a constructed copy of an object that represents that object. It can be larger than the object, smaller, or the same size.

Explanation:

6.4 cm (max) - 25 cm (min)