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SCHEME OF WORK
Physics
Form 4 2024
TERM III
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
1

TEACHERS STRIKE

2

OPENING OF SCHOOLS

3 1
Refraction Of Light
Total material reflection and its effect Critical angle
By the end of the lesson, the learner should be able to:


Describe an experiment to explain the total internal reflection and its effects
Define critical angle

Experiments to explain the total internal reflection and its effects
Defining critical angle
Observations and discussions on critical angle
Total internal reflection

Glass blocks
Soft boards
Pins
Geometrical set
Source of light
Comprehensive secondary physics students book 3 pages 16-17
Comprehensive secondary physics teachers book 3 pages6-9
Secondary physics KLB students book 3 page 68-76 
3 2
The Gas Law?s
The kinetic theory of gases
By the end of the lesson, the learner should be able to:


Explain law absolute zero temperature may be obtained from pressure and temp. graphs

Discussions on the absolute zero temperature from pressure using kinetic theory of gases

Graph paper
Clinical thermometer
Working out sums
Comprehensive secondary physics students book 3 pages 108-110
Comprehensive secondary physics teachers book 3 pages 47-50
Secondary physics KLB students book 3 page 303 
3 2-3
The Gas Law?s
Photo-Electric
The kinetic theory of gases
Factors effecting photoelectric emissions
By the end of the lesson, the learner should be able to:


Explain law absolute zero temperature may be obtained from pressure and temp. graphs


State the factors affecting photo-electric emission
Explain the factors affecting the photoelectric emissions

Discussions on the absolute zero temperature from pressure using kinetic theory of gases

Discussions
Demonstrations

Graph paper
Clinical thermometer
Working out sums

charts
Comprehensive secondary physics students book 3 pages 108-110
Comprehensive secondary physics teachers book 3 pages 47-50
Secondary physics KLB students book 3 page 303 
Comprehensive secondary physics students book 4 pages 88-90
teachers book 4 pages 38-40
Secondary physics KLB students book 4 page 156-158 
3 4
Photo-Electric
Plank?s constant
By the end of the lesson, the learner should be able to:

Define plank?s constant threshold frequency work function and photoelectric effect
Explain threshold frequency, work function and photoelectric effect

Discussions
Demonstration

charts
Comprehensive secondary physics students book 4 pages 90-91
teachers book 4 pages 38-40
Secondary physics KLB students book 4 page 153-156 79
3 5
Photo-Electric
Plank?s constant
By the end of the lesson, the learner should be able to:

Define plank?s constant threshold frequency work function and photoelectric effect
Explain threshold frequency, work function and photoelectric effect

Discussions
Demonstration

charts
Comprehensive secondary physics students book 4 pages 90-91
teachers book 4 pages 38-40
Secondary physics KLB students book 4 page 153-156 79
4 1
Photo-Electric
The quantum theory of light
By the end of the lesson, the learner should be able to:


Determine the energy of p photos
Apply the equation E=hf to calculate the energy of photos
Explain photoelectric effect using Einstein?s equation=hf+1/2mv2

Discussions
Calculations

Chart on the use of Einstein?s equation
Comprehensive secondary physics students book 4 pages 90-92
teachers book 4 pages 38-40
Secondary physics KLB students book 4 page 153-156 0
4 2-3
Photo-Electric
Application of photoelectric effect
By the end of the lesson, the learner should be able to:


Explain the working of a
Photo emissive cell
Photo conductive cell
Photo voltaic cell

Demonstrations
Discussions

Charts on the photo cell and how it works
Solar panels
Watch cells
Comprehensive secondary physics students book 4 pages 92-93
teachers book 4 pages 38-40
Secondary physics KLB students book 4 page 160-163 
4 4
Radio Activity
Types of radiation
By the end of the lesson, the learner should be able to:


Describe the three types of radiations produced by radioactive elements

Discussions

Radiation
detectors
Comprehensive secondary physics students book 4 pages 96-100
Secondary physics KLB students book 4 page 167-171 
4 5
Radio-Activity
Detecting nuclear radiations
By the end of the lesson, the learner should be able to:

explain how a diffusion cloud chamber works

Demonstrations
discussions

Radiation detectors
Comprehensive secondary physics students book 4 pages 100
Secondary physics KLB students book 4 page 173-174 
5

Series one exam

6 1
Radio-Activity
Radio-active decay
By the end of the lesson, the learner should be able to:

define radio-active decay and half life

discussion

Charts on radio-active decay
Comprehensive secondary physics students book 4 pages 100-102
teachers book 4 pages 42-45
Secondary physics KLB students book 4 page 176-181 
6 2-3
Radio-Activity
Radioactivity
Hazards of radioactivity
Nuclear fission and fusion
By the end of the lesson, the learner should be able to:



Explain the dangers of radioactive emissions




Define nuclear fission and nuclear fusion
Write balanced nuclear equations
State the application of radioactivity

discussions

Discussions
Problem solving

diffusion cloud chamber

Periodic table
Comprehensive secondary physics students book 4 pages 105-106
teachers book 4 pages 42-45
Secondary physics KLB students book 4 page 182 
Comprehensive secondary physics students book 4 pages 100-108
teachers book 4 pages 42-45
Secondary physics KLB students book 4 page 181-184 
6 4
Radioactivity
Nuclear fission and fusion
By the end of the lesson, the learner should be able to:


Define nuclear fission and nuclear fusion
Write balanced nuclear equations
State the application of radioactivity

Discussions
Problem solving

Periodic table
Comprehensive secondary physics students book 4 pages 100-108
teachers book 4 pages 42-45
Secondary physics KLB students book 4 page 181-184 
6 5
Electronics
Conductors and semi-conductors
By the end of the lesson, the learner should be able to:


Differentiate between conductors and semi-conductors

Discussions
Experiments

Some semi-conductors
Some insulator
Comprehensive secondary physics students book 4 pages 110-111
teachers book 4 pages 45-48
Secondary physics KLB students book 4 page 187-189 
7 1
Electronics
Intrinsic and extrinsic semi-conductors
By the end of the lesson, the learner should be able to:


Explain doping in semi-conductors
Explain the working of p-n junction diode
Distinguish between intrinsic and extrinsic semi-conductors

Discussions
Experiments

Samples of semi-conductors
Complete circuit
Transistors
Junction diode
Comprehensive secondary physics students book 4 pages 111-112
teachers book 4 pages 48-52
Secondary physics KLB students book 4 page 189-194 
7 2-3
Electronics
Characteristics of p-n junction
By the end of the lesson, the learner should be able to:



sketch the current voltage characteristics for a diode


experiments

junction diode

Comprehensive secondary physics students book 4 pages 161-117
teachers book 4 pages 48-52
Secondary physics KLB students book 4 page 189-194 
7 4
Electronics
Applications of diodes
By the end of the lesson, the learner should be able to:


explain the application of diodes in rectifications

Discussions
Questions and answers

Chart showing the application of diode
Comprehensive secondary physics students book 4 pages 117-120
teachers book 4 pages 48-52
Secondary physics KLB students book 4 page 198-201 
7 5
Electronics
Applications of diodes
By the end of the lesson, the learner should be able to:


explain the application of diodes in rectifications

Discussions
Questions and answers

Chart showing the application of diode
Comprehensive secondary physics students book 4 pages 117-120
teachers book 4 pages 48-52
Secondary physics KLB students book 4 page 198-201 

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