canberra Prelim2020_4E5N_SciPhy_P1

CANBERRA SECONDARY SCHOOL 2020 Preliminary Examination Secondary Four Express / Five Normal Academic READ THESE INSTRUCTIONS FIRST Do not open this booklet until you are told to do so. Write your full name, class and index number in the spaces provided on the question paper and on any separate writing papers used. Write in soft pencil. You may use a pencil for any diagrams or graphs. Do not use staples, paper clips, highlighters, glue or correction fluid. There are ​ forty ​ questions on this paper. Answer ​ all ​ questions. For each question there are four possible answers ​ A ​ , ​ B ​ , ​ C ​ and ​ D Choose the ​ one ​ you consider correct and record your choice in ​ soft pencil ​ on the separate Answer Sheet (OTAS). Read the instructions on the Answer Sheet (OTAS) very carefully. Each correct answer will score one mark. A mark will not be deducted for a wrong answer. Any rough working should be done in this booklet. A copy of the Periodic Table is printed on page ​ 16 ​ . SCIENCE (PHYSICS/CHEMISTRY) 5076/01 31 Aug 2020 1 hour 0830h – 0930h Name: ​ ______________________________________ ( ) Class: ​ ________ FOR MARKER’S USE Marks Awarded Max Marks Section A 40 Total 40

2         This question paper consists of ​ ? ​ printed pages including the cover page. Setter ​ : Mrs Olivia Ho & Mrs Zoanne Tay

3 ________________________________________________________________________________________________ Canberra Secondary School Science (Physics/Chemistry) 5076/01 2020 Preliminary Examination ​ ​ Secondary 4 Express/ 5 Normal Academic 1 The diagram shows a Vernier caliper after it has been used to measure the diameter of a pipe. Given that the Vernier caliper has a zero error of -0.02 cm, what is the diameter of the pipe? A 8.60 cm B 8.62 cm C 8.64 cm D 8.72 cm 2 The diagram below shows a mass suspended on a spring. The mass is displaced downwards and released. It takes the mass 0.2 s to move from the lowest to the highest position. What is the frequency of oscillation? A 0.20 Hz B 1.25 Hz C 2.50 Hz D 5.00 Hz 3 A 100 g marble is falling through air as shown below. Assume that air resistance is negligible. Which of the following is the likely resultant force acting on the marble? A 0 N B 0.7 N

4 ________________________________________________________________________________________________ Canberra Secondary School Science (Physics/Chemistry) 5076/01 2020 Preliminary Examination ​ ​ Sec