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.
Submit Corrections Cancel. You can run on for a long time. Run on for a long time. Run on for a long time. Sooner or later God'll cut you down. Sooner or later God'll cut you down. Go tell that long tongue liar. Go and tell that midnight rider. Tell the rambler, The gambler, The back biter. Tell 'em that God's gonna cut 'em down. Tell 'em that God's gonna cut 'em down. Tell 'em that God's gonna cut you down. Songwriters.