2.2 In an investigation a learner was asked to put a cotton thread through the eye of a needle 10 times with both eyes open and then with only the right eye open. This was done under the same light intensity and at a distance of 50 cm from the eyes. The results are recorded in the table below. Attempts 34, 1- # 2.2.1 2.2.2 2.2.3 2.2.4 2 3 4 5- 6 8 9 10 Time taken to thread the needle in seconds (s) Two eyes open Only right eye open 2-23 12. 12 ON 10 711 9 9. 102 8 7. 7 38 3.5 37 36 34 33 30 31 29. 28 Apart from the factors mentioned, state TWO other factors that had to be kept constant during the investigation. State a general conclusion that can be drawn for the results above. Give a reason why more than one attempt was made in this investigation. Describe the changes that would take place in the eye if the distance between the needle and the eye were reduced from 50 cm to 20 cm. • PAPER 1​