2024 KCPSS Merged

1 KCPSS.4E.PHY.PRELIM.P1.2024 KUO CHUAN PRESBYTERIAN SECONDARY SCHOOL 2024 PRELIMINARY EXAMINATION Secondary 4 Express NAME CLASS REG. NO PHYSICS 6091/01 Paper 1 Multiple Choice 27 August 2024 1 hour Additional Materials: Multiple Choice Answer Sheet Setter: Mr. Foo Seng Hong READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, highlighters, glue or correction fluid. Write your name, class and register number on the Answer Sheet in the spaces provided unless this has been done for you. 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. This document consists of 15 printed pages including the cover page. [Turn Over]

2 KCPSS.4E.PHY.PRELIM.P1.2024 Multiple Choice Questions [40 marks] Answer all questions and shade your answers on the OMR sheet provided. 1 What is the order of magnitude of the diameter of a human hair? A 10-8 m B 10-6 m C 10-4 m D 10-2 m 2 Which pair contains a vector and a scalar quantity? A area and displacement B distance and volume C temperature and pressure D weight and velocity 3 A person drops a ball from rest vertically downwards from a height above ground as shown in the diagram. The ball hits the ground and bounces back up to a maximum height. Assuming no loss of energy to the surroundings, which graph best represents the velocity-time graph of the ball? A B C D v / ms-1 t / s v / ms-1 v / ms-1 v / ms-1 v / ms-1 t / s t / s t / s 0 0 0 0

3 KCPSS.4E.PHY.PRELIM.P1.2024 4 A race car is designed to change its high speed very quickly when racing on the track. It can slow down at a deceleration of 20 m/s2. What is its displacement as it comes to a stop in 1.7 s? A 12 m B 29 m C 34 m D 58 m 5 Two forces, 3 N and 7 N respectively, are acting on a small ball-bearing. Which is a possible resultant force acting on the ball-bearing? A 1 N B 3 N C 8 N D 11 N 6 A sphere falls from rest through the air. The graph shows the variation with time of the sphere’s velocity with time. Which diagram shows the forces, drawn to scale, acting on the sphere when it is at the velocity corresponding to point P on the graph? A B C D velocity time P