To estimate the power output by various muscle groups of your body. Power is the rate that work is done, and when you exercise you do work.
Many common exercises involve doing work.
In this activity, you will measure distances, forces, and times in order to calculate the work and power output of your muscles. Have your lab partners count the repetitions and measure the total time it takes. Repeat for some other exercise. If your first exercise involved your arm muscles, pick another exercise that involves your legs, or vice versa. For example, suppose your exercise is lifting a book which weighs about 10 Newtons.