The curve in a race track forces all runners to take it at a slower pace due to gravity and centripetal force.
Explanation:
The text was describing about the runners in a race track who are using prosthetic due to their disability. To them, in-order to engage in the sport, there is need for them to use the equipment.
<em>Also, with the way the race track was structured, the runners takes a slower pace during running. This action is a s a result of the gravitational and centripetal force.</em>
