â¢It allows you to temporarilly disconnect your wiring from the telephone company's wiring for troubleshooting purposes. Generally, the demarc is located on the exterior of your home in a grey or black box.
Leg Curls. In leg curls, you either sit or lie on the bench, or you stand facing the cables with your legs straight. After securing your ankles under the pad or attaching the cuff to your ankle, you bend your knee to bring your heel toward your bottom.
The flutter kicking movement involves alternately separating the legs and then drawing them back together. The moment the legs separate, the surface of the legs encounter drag from the water which slows the swimmer. When the legs are drawn back together, they produce a force which tends to push the swimmer forward.