2026 Form 3 Physics Mid Term 2 Exam with Marking Scheme

This paper covers the following topics: Section A Machines — pulley systems, mechanical advantage, velocity ratio, and efficiency Momentum calculations (matatu mass and speed context) Newton’s laws of motion — third law and application to collisions Impulse and take-off speed (footballer kicking a ball) Collapsible bumpers and the concept of impulse in car safety Section B Projectile motion and free fall — velocity-time graph interpretation Potential energy and kinetic energy during a dive Retarding force and energy losses in water Springs in networks — total extension, elastic limit, and elastic potential energy Friction — methods of reduction. Total Marks: 80 Number of Questions: 14 questions (Questions 1–14) Structure: Two sections — Section A (25 marks, answer all questions), Section B (extended-response and calculation questions)