 ## 5.7.4 The Motion of Vehicles in the Air (Structured Questions)

Question 1:Diagram 1 shows an experiment to study Bernoulli’s Principle.(a)(i) State one observation of the water level in Diagram 1. [1 mark](ii) State one inference that can be made based on the observation in (a)(i). [1 mark](b) State the responding variable in this experiment. [1 mark](c) Based on this experiment, state the operational definition for … Read more

## 5.7.3 The Motion of Vehicles in Water (Structured Questions)

Question 1:Diagram 1 shows an experiment to study the relationship between upthrust and the weight of water displaced.(a) Based on Diagram 1, state the weight of object in water and write down your answer in the Table below. [1 mark](b) Observe Diagram 1. Compare the weight of object in the air and in water. [1 … Read more

## 5.7.2 The Concept of Pressure (Structured Questions)

Question 1:Figure 1.1 shows an experiment to study the pressure produced by metal blocks, A and B of the same mass.Figure 1.1Figure 1.2 shows the effect on the plasticine when metal blocks, A and B were dropped.Figure 1.2(a) What is the controlled variable in this experiment? [1 mark](b) Write down one observation from the result … Read more

## 5.7.1 The Concept of Momentum (Structured Questions)

Question 1:Diagram 1.1 and Diagram 1.2 show an experiment to study the collision between trolleys of different masses with a plasticine block.Both trolleys move with the same velocity.(a) State the variables in this experiment.(i) Manipulated variable [1 mark](ii) Responding variable [1 mark](b)(i) What can you observe about the plasticine block after the collision? [1 mark](ii) … Read more