is a representation of a concept or belief, whether its displayed pictorially through graphs or even just explained. Models are typically used for various investigative and demonstrative purposes - a learning aid.

MODEL: "A model aims to represent the framework of a theory or approach to a subject which theories can be based on."
Cite this page: N., Pam M.S., "MODEL," in, April 7, 2013, (accessed June 29, 2020).