NYGH-2015-S3EOY-Physics P1

Class Register Number Name 南洋女子中学校 NANYANG GIRLS’ HIGH SCHOOL End-of-Year Examination 2015 Secondary Three PHYSICS 45 minutes Paper 1 Multiple Choice 08:00 – 08:45 Friday 09 October 2015 Additional materials: Optical Answer Sheet (OAS) READ THESE INSTRUCTIONS FIRST Do not open this booklet until you are told to do so. Write your name, register number and class in the spaces at the top of this page. Do not use staples, paper clips, highlighters, glue or correction fluid on the Multiple Choice Optical Answer Sheet (OAS) provided. Write in soft pencil your name, class and register number on the Optical Answer Sheet. There are thirty questions in 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 Optical Answer Sheet. INFORMATION FOR CANDIDATES Each correct answer will score one mark. A mark will not be deducted for a wrong answer. The use of an approved scientific calculator is expected, where appropriate. Any rough working should be done in this booklet. The gravitational field strength g is 10 N kg -1 (near the Earth’s surface). Setters: AJL & AWL This document consists of 11 printed pages. NANYANG GIRLS’ HIGH SCHOOL [Turn over

2015 End-of-Year Examination Secondary Three 2 Nanyang Girls’ High School Setters: AJL & AWL Physics I 1 Which of the following shows a physical quantity and its correct unit in terms of SI base units? A energy kg m s-2 B force kg m s-1 C moment of a force kg m2 s-2 D power kg m s-3 2 A micrometer screw gauge is used to measure the external diameter of a plastic tube. Diagram 1 shows the reading on the micrometer when it is tightened with nothing between the jaws. Diagram 2 shows the reading taken with the plastic tube between the jaws to measure its external diameter. diagram 1 diagram 2 If the tube material has a thickness of 1.10 mm, what is the internal diameter of the tube? A 9.55 mm B 10.05 mm C 10.13 mm D 10.51 mm 3 Which of the following consists of only vector quantities? A mass, force, moment of force B pressure, velocity, force C velocity, weight, displacement D work done, force, moment of force 0 45 0 25 5 20 10

2015 End-of-Year Examination Secondary Three 3 Nanyang Girls’ High School Setters: AJL & AWL Physics I [Turn over 4 A runner runs 4.0 km towards the South in 0.50 hour and 5.0 km towards the East in 1.5 hours. What is his average speed? A 4.5 km h−1 B 5.0 km h−1 C 5.7 km h−1 D 21 km h−1 5 A moving car drips oil onto the road at a constant rate. The pattern of drips on the road is shown in the diagram below. Which statement best describes the motion of the car? A It accelerated and then decelerated. B It accelerated and then travelled at a steady speed. C It t