2022 JVS 4N Physics Prelim P1

This document consists of 9 printed pages [Turn over JURONGVILLE SECONDARY SCHOOL PRELIMINARY EXAMINATION 2022 Secondary 4 Normal (Academic) STUDENT NAME CLASS INDEX NUMBER SCIENCE (PHYSICS) 5105/01 Paper 1 Multiple Choice 19 AUGUST 2022 Papers 1 and 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, highlighters, glue, correction tape or correction fluid. Write your name, index number and class on the Answer Sheet in the spaces provided. There are twenty questions on this paper. Answer ALL questions. For each question, there are four possible answers, A, B, C or D. Choose the one you consider correct and record your choice in soft pencil on the separate Answer Sheet. Answers to Paper 1 and Paper 2 must be handed in separately. Each correct answer will score one mark. A mark will not deducted for a wrong answer. You are advised to spend no more than 30 minutes on Paper 1. You may proceed to answer Paper 2 as soon as you have completed Paper 1. Any rough working should be done in this booklet. The use of an approved scientific calculator is expected, where appropriate. Take acceleration due to gravity on Earth, g, to be 10 m / s2 unless stated otherwise. Setter: Raymond Tan For Examiner’s Use 20

2 1 A student measures the diameter of a wire using a micrometer screw gauge. What is the diameter of the wire? A 5.43 mm B 6.63 mm C 7.30 mm D 8.13 mm 2 The graph represents the movement of a truck. How far has the truck moved between 0 and 10 s? A 5 m B 50 m C 250 m D 500 m time / s 10 0 50 speed m / s

3 [Turn over 3 The diagram shows a block being pulled from rest on a rough surface. What is the effect of these forces? A The object moves to the left with constant speed. B The object moves to the left with constant acceleration. C The object moves to the right with constant speed. D The object moves to the right with constant acceleration. 4 The diagram shows three forces acting on a block of mass 2 kg. What is the resultant force acting on the block? A 5 N to the left B 5 N to the right C 10 N to the left D 10 N to the right 5 A spanner is taken to outer space in a rocket. Which row describes the correct change(s)? change in mass change in weight A no no B no yes C yes no D yes yes 3 N 2 N 15 N 10 N 2 N block block

4 6 A piece of cardboard of uniform density is suspended freely from a horizontal pin. Which point is its centre of gravity? 7 Which chair is the most stable when the child mo