Summary

• Description:

  The MS Word document comprises KCSE 2026 Physics Paper 1 Prediction Paper with Answers (Set 2). The PDF version is also available upon your request. The marking scheme is in a different document.

  It was a KCSE Physics Paper 1 prediction examination designed to prepare candidates for the national assessment.

  This paper rigorously evaluates mechanics, properties of matter, thermal physics, and fluid dynamics. It challenges candidates on precision laboratory measurements, hydraulic systems, gas laws, circular motion mechanics, and the principle of floatation.

  • Duration: 2 Hours
  • Total Marks: 80
  • Number of Questions: 17 (Questions 1 – 17)
  • Structure: Section A (25 Marks, Compulsory Questions 1 – 11), Section B (55 Marks, Compulsory Questions 12 – 17)

  It covers the following topics:

  • Section A
    • Measurement I & II: Wire Thickness by Winding, Top Pan Balance Readings, Micrometer Screw Gauge Ratchet Functions, and Ball Bearing Radius
    • Pressure: Hydraulic Press Principle, Lever Systems, and Piston Force Calculations
    • Surface Tension: Effect of Surfactants/Soap Solution on Water Surface Tension
    • Gas Laws and Kinetic Theory: Diffusion of Gases Through Porous Pots
    • Thermal Expansion and Thermometry: Clinical Thermometer Design, Sensitivity, and Constriction
    • Heat Transfer: Thermal Radiation Absorption on Polished versus Dull Surfaces
    • Equilibrium and Stability: Methods of Lowering Centre of Gravity
    • Hooke's Law: Spring Constants, Extension in Parallel/Series Spring Combinations
    • Fluid Flow: Continuity Equation and Blood Capillary Flow Rate Velocity
  • Section B
    • Linear Motion: Deceleration, Velocity-Time Graphs, and Stopping Time
    • Fluid Dynamics: Perfect Elastic versus Inelastic Collisions, Bernoulli's Effect and Practical Applications
    • Work, Energy, Power and Machines: Pulley Systems (Velocity Ratio, Mechanical Advantage, Efficiency, and Work Done)
    • Thermal Physics: Specific Latent Heat of Vaporization of Steam and Heat Exchange in Copper Calorimeters
    • Gas Laws: Verification of the Pressure Law, Graphical Analysis ($P = kT + C$), Absolute Zero, and Pressure-Temperature Equations
    • Circular Motion: Centripetal Force Investigation with Variable Radius, Angular versus Linear Velocity, and Vertical Motion Forces
    • Archimedes' Principle and Floatation: Law of Floatation, Forces on Submerged Bodies, and Density of Displaced Liquids
• File Size:

  439.50 KB
• Length:

  8 pages
• Category:

  KCSE Prediction Papers
• Level:

  Form 4
• Subject:

  Physics
• Posted By:

  Caleb_Peter

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