QUESTION 1 1. Study the diagram below and answer the questions that follow Glass tube Belljar Balloons Rubber sheet (a) (b) 1.1. What does the movement of the rubber sheet represent? ( 1.2. What happened to the balloon when the rubber sheet moved (a) down and (b) up? (2 1.3. Why did the balloon change shape? (a 1.4. What part of the human thorax is represented by the following in the model: a. Glass tube/ straw b. Balloon c. Bell jar/ bottle d. Air filled space e. Rubber sheet f. Piece of string​