Question

what is visual aid ?

Answer 1

⏺heya friend !

➡here's your answer :-

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✨VISUAL ACUITY :-

⚫Visual acuity (VA) is acuteness or clearness of vision, which is dependent on the sharpness of the retinal focus within the eye and the sensitivity of the interpretative faculty of the brain.

✨VISUAL AID :-

⚫visual aid is usually a device which is used to improve vision and rectify this visual acuity .
examples of such devices include :-
⚫magnifying glass or glasses etc.

✨BUT , THERE IS ALSO ONE MORE MEANING OF VISUAL AID :-

⚫visual aid can also be defined as the things that you can look at, such as a film, model, blackboard, map, or slides, to help you understand something ( or to aid understanding) or to remember information for a relatively longer period of time.
⚫basically they are intended to supplement spoken information ie to aid understanding.

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i hope it helps u !!!☺