In science, mechanical energy is the sum of potential energy and kinetic energy. It is the energy associated with the motion and position of an object.The law of conservation of mechanical energy states that in an isolated system that is only subject to conservative forces the mechanical energy is constant.n science, mechanical energy is the sum of potential energy and kinetic energy. It is the energy associated with the motion and position of an object.
As with the standing shin stretch, the cross-over stretch is well-suited for pre- and post-running stretching. You can perform this stretch with or without shoes. Start standing with your feet together. Cross your right leg in front of your left leg and place the tops of your pointed right toes on the ground.
When doing front splits, I alternate sides for each set, so I donât need to rest between sets. The level of intensity I use for the contractions varies depending on how I feel on the day. I find front splits much more difficult than side splits, so I have to take it a bit easier.Side Splits. If I feel I still need a little more heat after the warm up, I hold a horse stance (wide-legged squat) for as long as I can. Next, I move on to side lunges. I do two reps of 15 seconds on each side. find front splits much more difficult than side splits, so I have to take it a bit easier. Side Splits. If I feel I still need a little more heat after the warm up, I hold a horse stance (wide-legged squat) for as long as I can. Next, I move on to side lunges.