Answer:

1. Helmet- Helmets create an additional layer for the head and thus protect the wearer from some of the more severe forms of traumatic brain injury. A helmet aims to reduce the risk of serious head and brain injuries by reducing the impact of a force or collision to the head.

2. goggles/safety glasses- safety glasses, are forms of protective eyewear that usually enclose or protect the area surrounding the eye in order to prevent particulates, water or chemicals from striking the eyes. They are used in chemistry laboratories and in woodworking. They are often used in snow sports as well, and in swimming.

3. Hearing protectors are required to prevent noise induced hearing loss. Hearing protection devices reduce the noise energy reaching and causing damage to the inner ear.