2024 Cedar S4 Physics Prelim P1

CEDAR GIRLS’ SECONDARY SCHOOL Preliminary Examination 2024 Secondary Four PHYSICS 6091/01 Paper 1 27 August 2024 1 hour Additional Materials: OMR Form Candidates are to answer on the OMR Form. READ THESE INSTRUCTIONS FIRST Write your name, class, and index number in the spaces at the top of this page. Write in soft pencil. Do not use staples, paper clips, glue or correction fluid. 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 OMR form. 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 paper. The use of an approved scientific calculator is expected, where appropriate. At the end of the examination, hand in OMR form separately. The total number of marks for this paper is 40. This document consists of 16 printed pages.

2 1 What is the order of magnitude of the diameter of the Earth? A 1 x 103 m B 1 x 107 m C 1 x 109 m D 1 x 1012 m 2 What is the unit of force expressed in SI base units? A (kg m) / s2 B kg / (m s) C kg / (m s2) D (kg m) / s-2 3 Which list contains only scalar quantities? A acceleration, displacement, velocity B distance, force, speed C moment of force, length, time D work done, mass, speed 4 A cyclist takes a ride lasting 250 s. The distance-time graph shows the distance travelled by the cyclist What is his average speed for the whole journey? A 1.0 m/s B 1.2 m/s C 180 m/s D 200 m/s distance/m time/s 300 200 100 50 100 150 200 250 0 0

3 5 A ball starts from rest and rolls down a steep slope. The ball then rolls along rough horizontal ground. Which graph describe the motion of the ball? A B C D 6 Which diagram shows the addition of the 4.0 N and the 3.0 N forces? A B C D speed speed speed speed time time time time 5.0 N 5.0 N 5.0 N 5.0 N 3.0 N 3.0 N 3.0 N 3.0 N 4.0 N 4.0 N 4.0 N 4.0 N

4 7 A car is accelerating along a road in the direction shown. The wheel shown is connected to the engine. In which direction is the force of friction exerted by the road on the car tyre? 8 The diagram shows a parachutist falling towards Earth. The lengths of the arrows represent the sizes of the forces on the parachutist and the parachute. How is the parachutist moving at the instant shown? A accelerating downwards B constant speed C decelerating downwards D decelerating upwards direction of travel car tyre wheel road air resistance weight A B C D

5 9 A uniform solid block has weight 500 N, width 0.40 m and height 0.60 m. The block rests on the edge of a step of depth 0.80 m, as