First of all, only three states have seat belt laws pertaining to school buses and only one state enforces that law. To that end, Mississippi is with the majority of states on this issue. To be more specific, buses utilize compartmentalization for occupant protection. The occupant in a crash moves freely into the padded seat in front of them thus spreading crash forces over a large part of their body. The transfer of energy to the tissues of the body causes injury. If all of the crash force is limited to a small area of the body, then the amount of injury to that part of the body is much greater. If a student is in a lap belt only, then the upper body will move forward and the only part of the body to make contact with the seat in front of them will be the head/neck region. As in football, you never want to make contact with the top of your head while making a tackle; you also never want to make contact with the seat in front of the occupant with the top of their head. Additionally, ch