Mechanical energy is the sum of potential energy and kinetic energy present in the components of a mechanical system. It is the energy associated with the motion and position of an object.I think it is supposed to be mechanical energy. That is where energy is present in an object because of it's movement's.R. the sum of kinetic and potential energy present at the same time. Mechanical energy is the sum of potential energy and kinetic energy present in the components of a mechanical system. It is the energy associated with the motion and position of an object. I think it is supposed to be mechanical energy.
How to Do the Hip and Lower Back Stretch. 1  Begin in a forward lunge position with your right leg forward. Drop your left knee to the ground. 2  Place your right elbow on the inside of your right knee as pictured. 3  Press your right elbow gently into your right knee and twist your torso to the left.
Perform the hip raise. Begin by lying on the floor with your knees bent and feet on the floor. Slowly lift your hips and extend your right leg, pointing your toes to the wall in front of you. Hold for two seconds, then move your right leg to your right side at a 90-degree angle.Hold for two seconds.Return your leg to the center and lower to your starting position.tep 2. Side jump by standing with your hands on hips and hopping 3 feet to your left, landing on your left foot with your knee slightly bent. Slowly bring your right foot to the floor. Repeat on your right side. This exercise uses all of your muscles from your hips down to your calves.