Name: Class Period: 1/8/2020 Potato-Iodine Lab This experiment tests the impact surface area has on diffusion. Specifically, it considers the impact of the volume ratio between the different-sized potato cubes and the iodine solution. 1. What do you think the independent variable (altered) is for this experiment? a. Answer: 2. What do you think the dependent variable (tested) is for this experiment? a. Answer: 3. What do you think the controlled variables (constant) are for this experiment? a. Answer: 4. Form a hypothesis about how the iodine impacts the different-sized potatoes. What do you think will happen? What do you think the different-sized potatoes will look like? a. Answer: