An axle is a central shaft for a rotating wheel or gear. On wheeled vehicles, the axle may be fixed to the wheels, rotating with them, or fixed to the vehicle, with the wheels rotating around the axle. In the former case, bearings or bushings are provided at the mounting points where the axle is supported.
A visual aid is something that supplements words with a picture, chart, or illustration. Looking at an image of the brain and the optic nerve as you read about it is a good example of a visual aid. It is a supplement to the words you're reading. Let's look at why you should use visual aids when you give a speech and the best ways to use them. Why Use Them. Imagine that you are going to present information to one of your classes.
Vision Therapy || Optometric Vision Therapy, also called visual training or VT, is devoted to aiding development while improving and enhancing visual performance. Vision Therapy at Hope Clinic. Optometric Vision Therapy, also called visual training or VT, is devoted to aiding development while improving and enhancing visual performance. VT can benefit people of all ages. Performed under the Doctorâs supervision, Vision Therapy is a progressive program of vision procedures individualized and updated to fit the needs of each patient.