ular of Sodium BicarbonateStop ClockMethodSet up the EquipmentAdd 200ml of Tap WaterPlace the pond weed Inside the upside down FunnelAdd 1 Spactular of Sodium Bicarbonate Inside the Upside Down FunnelSet the Lamp (thats connected to the power pack) to the Chosen distance Ethier 10,20,30,40,50cm away from the beakerStart the Stop Clock and time for three MinutesCount the Number Of Bubbles that the Pond Weed Gives off.Remember Repeat This Experiment 6 Times Using a Different distance EachTime.Fair Test PointsSet the lamp to the same voltage Take results for the same amount of timeUse the same amount of sodium bicarbonateResultsDistance of lamp Bubbles realised Average from the plant in 3 minutes 10 20 30 40 50A graph to show the effects of light to the rate of photosynthisis ...