Measure the rate of photosynthesis by recording the pH change in a buffered solution. Manipulate light intensity and see how this affects the rate of photosynthesis. Curricula Biology with LabChart Lesson Download Photosynthesis Carbon fixation Photosynthesis Carbon fixation Photosynthesis Carbon fixation Required Products pH Pod pH Electrode T-type Pod General Purpose Thermocouple Probe (HT-1)