Power : The ability to exert a maximal force in as short a time as possible, as in accelerating, jumping and throwing implements. While strength is the maximal force you can apply against a load, power is proportional to the speed at which you can apply this maximal force.
Work : They have a schedule that rotates and teaches each class in the school on specific days each week. Physical education teachers need to be able to handle working in a stressful environment with young children who can easily become unruly or wound up at the thought of playing sports.
Energy : Depending on the sports played, athletes rely on one system more than the others. ... During exercise, your body relies on three basic energy systems: the anaerobic a-lactic system, the anaerobic lactic system, and the aerobic system. Depending on the sports played, athletes rely on one system more than the others.
