EFSS 5105 4NA EOY Sci Phy P1 2022

Class: Candidate Name: Candidate Index Number: EDGEFIELD SECONDARY SCHOOL 2022 PRELIMINARY EXAMINATION Secondary 4 NA Syllabus SCIENCE (PHYSICS) Paper 1 Multiple choice Additional Materials: OTAS 5105/01 Aug 2022 Paper 1 and 2 1 hour 15 minutes READ THESE INSTRUCTIONS FIRST Write your name, class and index number in the box above and the OTAS sheet. Write in soft pencil. Do not use staples, paper clips, glue or correction fluid. 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 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. Acceleration due to gravity, g, is assumed to be 10 m/s2 unless otherwise stated. FOR EXAMINER’S USE My target grade/mark:  TOTAL / 20 Parent’s Signature This document consists of 8 printed pages. [Turn over

EFSS2022/PRELIM/SC/4NA/TCS [Turn over 2 1 A pendulum makes 50 complete swings in 2 min 40 s. What is the period of the pendulum? A 1.6 s B 3.2 s C 4.8 s D 6.4 s 2 A car is moving along a straight, level road, with a constant acceleration. Which graph shows the motion of the car? 3 A mass of 20 kg is held stationary by a rope passing over a frictionless pulley. What is the tension T in the rope? A 10 kg B 20 kg C 100 N D 200 N

EFSS2022/PRELIM/SC/4NA/TCS [Turn over 3 4 The gravitational field strength is 2 N / kg on the Moon and 10 N / kg on the Earth. An astronaut returns from the Moon to the Earth. What effect does this have on the astronaut’s mass and weight? mass weight inertia A less on Earth same on Earth and Moon more on Earth B more on Earth more on Earth same on Earth and Moon C same on Earth and Moon less on Earth more on Earth D same on Earth and Moon more on Earth same on Earth and Moon 5 Three liquids P, Q and R have different densities and do not mix. The liquids are placed in a measuring cylinder and allowed to settle. A small block is then dropped into the measuring cylinder and comes to rest, as shown. Which statement about the density of the block is correct? A It is equal to the density of Q B It is greater than the density of P. C It is greater than the density of R. D It is less than the density of Q.

EFSS2022/PRELIM/SC/4NA/TCS