The document defines and describes 9 components of physical fitness: speed, balance, cardio-respiratory endurance, muscular strength, power, agility, body composition, reaction time, and limb speed. It provides brief explanations of each component, such as speed being the maximum rate a person can move over a distance, balance being maintaining the body's center of mass, and cardio-respiratory endurance being the ability of the cardiovascular and respiratory systems to transport oxygen to working muscles.
