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.
Stretch your upper body before challenging your arms in a handstand or flip. In addition to your muscles, stretch your joints at your wrists, ankles and feet to help prevent strains. Step 6. Perform basic gymnastic skills, such as forward and backward rolls, back bends, handstands and cartwheels.Before attempting these moves for the first time, seek instruction from a trainer at your local gym. At home, you can use video instruction or training manuals to help correct your technique.tretch your upper body before challenging your arms in a handstand or flip. In addition to your muscles, stretch your joints at your wrists, ankles and feet to help prevent strains. Step 6. Perform basic gymnastic skills, such as forward and backward rolls, back bends, handstands and cartwheels.