Roxy is exercising with a jump rope. Although she is standing next to Hector, she is having difficulty speaking to him due to her exertion. Therefore, it is likely that Roxy is exercising at __________.
none of the above
Exercise intensity refers to how much energy is expended when exercising. Perceived intensity varies with each individual. [ It has been found that intensity has an effect on what fuel the body uses and what kind of adaptations the body makes after exercise. Intensity is the amount of physical power (expressed as a percentage of the maximal oxygen consumption) that the
body uses when performing an activity. For example, exercise intensity defines how hard the body has to work to walk a mile in 20 minutes.