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.
Here is how to do a basic squat: 1) Stand tall with your feet hip distance apart. Your hips, knees, and toes should all be facing forward. 2) Bend your knees and extend your buttocks backward as if you are going to sit back into a chair. Make sure that you keep your knees behind your toes and your weight in your heels. Rise back up and repeat.