4 The following readings were obtained in an experiment: s (cm) x (cm) x' (cm) 2.5 5.0 10.0 20.0 30.0 40.0 Make graph on th dow 8. 24.7 23.5 21.2 25.7 16.0 10.7 5.3 25.2 22.4 16.9 11.2 5.5 Plot a graph of s against x and s against x' using the same axes. +(s) Determine the following: a) The point of intersection of the two graphs. b) The values of s when x = 0 and x' = 0. dings were obtained in a T W