PLMGSS_2022_4NA_ScPhy Prelim P1

[Turn over CANDIDATE NAME CLASS . INDEX NUMBER SCIENCE (Physics) 5105/01 Paper 1 Physics (Multiple Choice) 3 August 2022 (Taken together with Paper 2) 1 hour 15 minutes Additional Materials: Multiple Choice Answer Sheet READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, glue or correction fluid. Write your name, class, and class index number on the separate Answer Sheet in the spaces provided. There are twenty questions in this paper. Answer all questions. For each question, four possible answers (A, B, C, and D) are given. Choose the one you consider correct and record your choice in soft pencil on the separate Answer Sheet. Each correct answer will score one mark. A mark will not be deducted for a wrong answer. You are advised to spend no more than 30 minutes on Paper 1 and 45 minutes on Paper 2. You may proceed to Paper 2 as soon as you have completed Paper 1. Any rough working should be done in this paper. The use of an approved scientific calculator is expected, where appropriate. This document consists of 8 printed pages (including this cover page). Paya Lebar Methodist Girls’ School (Secondary) Preliminary Examination 2022 Secondary 4 Normal Academic

2 Multiple-Choice Questions (20 marks) For each question, record your choice on the separate Answer Sheet. 1 A stopwatch is used to time a race. The diagrams below show the stopwatch at the start and at the end of the race. How long did the race take? A 45.7 s B 46.0 s C 46.5 s D 47.0 s 2 The distance-time graph shows the distance travelled by a moving car. Which feature of the graph gives the speed of the car? A The area between the graph and the distance axis. B The area between the graph and the time axis. C The difference between the starting and finishing distances. D The gradient of the graph. 0 time distance

[Turn over 3 3 A resultant force of 10 N accelerates an object at 5 m/s2. Which resultant force would accelerate the object at 0.5 m/s2? A 1 N B 2 N C 5 N D 50 N 4 A rocket has a mass of 16 000 kg. When it is on the Moon it experiences the Moon’s gravitational field strength of 1.60 N/kg. What is the weight of the rocket on the Moon? A 1000 N B 2560 N C 10 000 N D 25 600 N 5 A hollow rectangular metal block has the dimensions shown. The hole at its side goes all the way through the block. The density of the metal is 10 g/cm3. What is the mass of the block? A 14 g B 400 g C 1400 g D 2000 g 6 Two forces F of equal magnitude act on each of the four planks. Which plank will rotate about its pivot? A B C D F

4 7 A mass hangs on a st