SPM 2019, Paper 2

Question 9:Diagram 8.1 shows an experiment to study the effects of coloured filter on white light. Diagram 8.1 (a) Based on Diagram 8.1,(i) what is the coloured light seen on the white screen? [1 mark](ii) if the blue filter is replaced by a yellow filter, what is the coloured light seen on the white screen? … Read more

Question 8:Diagram 7 shows the karyotype of a girl with a chromosome mutation. Diagram 7 (a) Based on Diagram 7,(i) state the number of chromosome. (ii) name the genetic disease suffered by the girl. (b) State one physical characteristic of the girl. (c) Klinefelter’s syndrome is a genetic disease which is caused by the same … Read more

Question 7:Diagram 6.1 shows the penetration power of three types of radioactive radiations. Diagram 6.1 (a) Name substances, X and Z. X : ………………………… [1 mark]Z : …………………………. [1 mark](b) Diagram 6.2 shows a radioactive substance emitting radioactive radiations that pass through an electric field. Diagram 6.2 Draw the movement of beta radiation in Diagram 6.2. … Read more

Question 6:Diagram 5 shows a man releases a bowling ball. The bowling ball hits the pins at certain velocity. Diagram 5 (a) Based on Diagram 5, calculate the momentum of the bowling ball. [1 mark][Momentum = Mass x Velocity]……………………….. kg ms-1(b) What should the man do to increase the momentum of the bowling ball? [1 … Read more

Question 5:Diagram 4.1 shows two examples of reflex actions, P and Q. Diagram 4.1 (a) Based on Diagram 4.1,(i) state one similarity for reflex action P and Q. [1 mark](ii) how many types of neurones involved in the reflex action? [2 marks]P  : ………………………….Q : …………………………. (b) Complete the impulse pathway for the reflex arc … Read more

Question 4:Diagram 3 shows an experiment to study the resistance towards corrosion of an alloy and a pure metal. Diagram 3 Table 3 shows the condition of both spoons after three days. Table 3 (a) Based on the observation in Diagram 3, complete Table 3. [1 mark] (b) State one hypothesis for this experiment. [1 … Read more

Question 3:A group of students carried out an activity to prepare bread dough by using the following recipe: After 30 minutes, the observation is recorded as in Table 2. Table 2 (a) What is the factor that being changed for this experiment? [1 mark] (b) State one inference from this experiment. [1 mark] (c) Predict … Read more

Question 2:Diagram 2 shows the histogram of the data of mass for 30 students in a school. The heights of the students are 1.55 m. Diagram 2 (a)(i) State the number of students which have mass range of 71 kg to 80 kg. [1 mark](ii) State one reason that causes the students in 2(a)(i) fall … Read more