CHS 2022 - Sec 4 PHYSICS Prelim Exam Paper 1

Name: Index Number: Class: CATHOLIC HIGH SCHOOL Preliminary Examination Secondary 4 (O-Level Programme) PHYSICS 6091/01 Paper 1 Multiple Choice 15 September 2022 1 hour Additional Materials: Multiple Choice Answer Sheet READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use paper clips, glue or correction fluid. Write your name, index number and class on this paper and on the Answer Sheet in the spaces provided. 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. Read the instructions on the Answer Sheet 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. The use of an approved scientific calculator is expected, where appropriate. For examiner’s use only: Total / 40 Overall Marks % Paper 1 40 30% Paper 2A 50 50% Paper 2B 30 Paper 3 40 20% This document consists of 16 printed pages.

2 1 The diagram shows a wooden cube being measured using vernier calipers. What is the width of the wooden cube? A 1.6 mm B 2.6 mm C 2.8 mm D 8.0 mm 2 Micrometers, metre rules, tapes and vernier calipers are used for measuring lengths. Which row identifies the most suitable device to measure the stated length accurately? length measuring device A 0.15 mm micrometer B 0.50 mm metre rule C 0.50 mm vernier calipers D 0.15 m tape wooden cube 5 mm 10 mm

3 3 The graph below shows how the velocity of a car changes with time. Which of the following can be deduced from the graph? A The car accelerates, then moves with a constant velocity. B The car accelerates, then comes to a rest. C The car decelerates, then moves with a constant velocity. D The car decelerates, then stops moving. 4 A satellite is orbiting around the Earth. Which statement is correct? A There is a force on the satellite away from the Earth. B There is a force on the satellite in the direction in which it travels. C There is a force on the satellite opposite to the direction in which it travels. D There is a force on the satellite towards the Earth. 5 Two blocks are joined together. One block has a density of 6.0 g / cm3 and the other has a density of 9.0 g / cm3. What is the overall density of the two blocks joined together? A 7.0 g / cm3 B 7.5 g / cm3 C 8.0 g / cm3 D 15 g / cm3 velocity time

4 6 A ball was thrown upwards near the surface of the Earth with a velocity of 50 m / s. After 5 seconds, it cam