Here's why:
* Acronym: A word formed from the first letters of a phrase (e.g., NASA, RADAR). Acronyms can be used in presentations or documents, but they are not a visual aid in themselves.
* Visual Aid: Anything that helps communicate a message visually, such as images, diagrams, charts, graphs, or even physical objects.
Visual aids enhance understanding and engagement, while acronyms are a way to shorten phrases or names.