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.
before trying out a full split doing this stretch with a block is a great way to ease into it sit on a mat and come back into lizard place a block or rolled up blanket under your right hamstring hold for five breaths here and then do this stretch on the other sideit on the floor with both legs extended in front of you bend your right knee and pull the sole of your foot against your left inner thigh reach your right hand to the outside edge of your left foot so you can stack your torso directly on top of your left leg