Curriculum Shule Direct Kenya Secondary School Form 4 Physics Kenya

Physics Kenya Form 4 Syllabus

  1. Thin Lenses
    1. Thin Lenses
      1. Types of lenses
      2. Ray diagrams and terms used
      3. Images formed: Ray construction
      4. Images formed: Characteristics
      5. Images formed: Magnification
      6. Determination of Focal length: Estimation method
      7. Determination of Focal length: Lens formula
      8. Human eye, defects( short sightedness and long sightedness only)
      9. Optical devices: Simple microscope
      10. Optical devices: Compound microscope
      11. Optical devices: The camera
      12. Problems involving the lens formula and the magnification formula
  2. Uniform Circular Motion
    1. Uniform Circular Motion
      1. The radian, angular displacement, angular velocity
      2. Centripetal force: ( F = mv2/r, F = mrw2)
      3. Applications of uniform circular motion
      4. Centrifuge, vertical, horizontal circles banked tracks
      5. Problem solving ( Apply F = mv2/r, F = mrw2)
  3. Floating and Sinking
    1. Floating and Sinking
      1. Archimedes' principle, Law of floatation
      2. Relative density
      3. Applications of Archimedes' principle and relative density
      4. Problems on Archimedes' principle
  4. Electromagnetic Spectrum
    1. Electromagnetic Spectrum
      1. Electromagnetic spectrum
      2. Properties of electromagnetic waves
      3. Detection of electromagnetic (e.m) radiations
      4. Applications of e.m radiations ( include greenhouse effect)
      5. Problems involving c = fλ
      6. Simple experiments to illustrate electromagnetic induction
      7. Induced emf: Faradays' law
      8. Induced emf: Lenz's law
      9. Mutual Induction
      10. Alternating current generator, direct current generator
      11. Fleming's right hand rule
      12. Transformers
      13. Applications of electromagnetic induction: Induction coil
      14. Applications of electromagnetic induction: Moving coil loudspeaker
      15. Problems on transformers
  5. Mains Electricity
    1. Mains Electricity
      1. Sources of mains electricity
      2. Power transmission (include dangers of high voltage transmission)
      3. Domestic wiring system
      4. Kw-hr, consumption and cos of electrical energy
      5. Problems on mains electricity
  6. Cathode Rays and Cathode Ray Tube
    1. Cathode Rays and Cathode Ray Tube
      1. Production of cathode rays, cathode ray tube
      2. Properties of cathode rays
      3. C.R.O and T.V tubes
      4. Uses of C.R.O
      5. Problems on C.R.O
  7. X - Rays
    1. X - Rays
      1. Production of X- rays, X-ray tube
      2. Energy changes in an X-ray tube
      3. Properties of X-rays, soft X-rays and hard X-rays
      4. Dangers of X-rays and precautions
      5. Uses of X-rays
      6. Problems on X-rays
  8. Photoelectric Effect
    1. Photoelectric Effect
      1. Photoelectric effect, photons, threshold frequency
      2. Work function, Planck's constant and electron-volt
      3. Factors affecting photoelectric emission
      4. Energy of photons
      5. Einstein's equation hf = hfo + 1/2mv2
      6. Applications of photoelectric effect: Photo emissive
      7. Applications of photoelectric effect: Photo conductive
      8. Applications of photoelectric effect: Photovoltaic cells
      9. Problems on photoelectric emissions
  9. Radio Activity
    1. Radio Activity
      1. Radioactive decay
      2. Half-life
      3. Types of radiations, properties of radiations
      4. Detectors of radiation
      5. Nuclear fission, nuclear fusion
      6. Nuclear equations
      7. Hazards of radioactivity, precautions
      8. Applications
      9. Problems on half-life
  10. Electronics
    1. Electronics
      1. Conductors, semi - conductors, insulators
      2. Intrinsic and extrinsic semi - conductors
      3. Doping
      4. p-n junction diode
      5. Applications of diodes: half wave rectification and full - wave rectification

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