on C: Alternative to practical questions [40 marks]. A Physicist investigates how the volume of water in a plastic bottle affects its stability. Fig. 1.1 shows the sketch of the plastic bottle. Fig. 1.1 h a) The student measures the height, h, of the plastic bottle. (i) On Fig. 1.1, measure the height of the plastic bottle. height, h = .. cm [1] 1 th icht​