Measuring Lung Volumes Lab November 3 rd 2012 1. Calculate the average value for each measurement and place into a new proper table. 2.What is the independent variable of the activity? What is the dependent variable of the activity? 3.What variables were controlled during the activity? 4. Using the data, calculate the average volume of air normally inhaled in 1 minute by a student in your class. Show all your work including units. *(Shown on next page) 5.In this class activity, the vital capacity was measured directly. How could the vital capacity have been calculated if this step was eliminated? 6.Is the vital capacity equal to the total lung volume? Explain your reasoning. 7.What factors might account for differences between your measurement and those of other members of the class?
- Spring '13