Sec_4_Science_Physics_SA2_2018_Yuan_Ching

Name: Class: Index No: Yuan Ching Secondary School End-of-year Examination 2018 Secondary Three Express SCIENCE (PHYSICS) 5076/01 Paper 1 Multiple Choice 12 Oct 2018 Papers 1: 1 hour Additional Materials: Multiple Choice Answer Sheet READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, highlighters, glue or correction fluid. Write your name, class and index number on the Answer Sheet in the spaces provided unless this has been done for you. There are twenty 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. Answers to Paper 1 and Paper 2 must be handed in separately. 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. 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. This document consists of 6 printed pages. www.KiasuExamPaper.com 330

2 1 The diagram shows a vernier scale placed against a ruler. What is the vernier reading? A 3.90 cm B 3.93 cm C 4.23 cm D 4.25 cm 2 A sea breeze happens in the day. An explanation of the sea bree ze contains only five statements. 1 Density of the air decreases 2 Less dense air rises 3 The air above the land is heated and expand 4 Land mass warms up faster than the sea in the day 5 Cooler air from the sea moves in to form sea breeze What is the correct order of these statements? A 1 ĺ 2 ĺ 3 ĺ 4 ĺ 5 B 1 ĺ 2 ĺ 5 ĺ 3 ĺ 4 C 4 ĺ 3 ĺ 1 ĺ 2 ĺ 5 D 4 ĺ 3 ĺ 5 ĺ 1 ĺ 2 3 What is the name of the property of a body that resists a chang e in its state of rest or motion? A Mass B Speed C Density D Acceleration 4 A portable generator can supply 69 120 000 J of electrical energy in 24 hours. What is the average power output of the generator? A 27 W B 800 W C 19 200 W D 2 880 000 W www.KiasuExamPaper.com 331

3 P Q A B C D 5 The speed-time graph for a cyclist is shown below. The mass of the cyclist with the bike is 70 kg. What is the resultant force on the cyclist with bike? A 140 N B 350 N C 3500 N D 14000 N 6 A uniform plank is balanced at the centre by a pivot. John plac ed block P on the plank as shown in the diagram below. Block Q is made of the same mate rial as P but is smaller in volume. Where should John place block Q to keep the plank in equilibrium? 7 A small table weighing 80 N stands on four legs, each having an area of contact of 0.001 m2. What is the pressure of the table on the floor? A 20 kPa B 80 kPa C 20 000 kPa D 80 000 kPa www.KiasuExamPaper.com 332

4 8 A nylon jacket is filled with feather and down. Down is the fur found at the chest area of birds