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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

Opening and revision of last term exams

2 1
Waves II
Properties of waves
By the end of the lesson, the learner should be able to:


State and explain the properties of waves experimentally
Sketch wave fronts to illustrate the reflections

Stating and explaining the properties of waves
Sketching wave fronts illustrate reflection

Rope/wire
Various reflections
Comprehensive secondary physics students book 3 pages 67-69
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 198-203
2 2
Waves II
Diffraction, refraction and interference of waves
By the end of the lesson, the learner should be able to:


Sketch various wave fonts to illustrate their diffraction, refraction and interference

Sketching various wave fonts
Experiments to illustrate refraction, diffraction and interference

Water
Basin
Ripple
Tank
Comprehensive secondary physics students book 3 pages 70-73
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 203-212 
2 3-4
Waves II
Diffraction, refraction and interference of waves
Constructive and distractive waves
By the end of the lesson, the learner should be able to:


Sketch various wave fonts to illustrate their diffraction, refraction and interference


Explain constructive and destructive interference

Sketching various wave fonts
Experiments to illustrate refraction, diffraction and interference

Discussion on constructive and destructive interference
Experiments constructive and destructive interference

Water
Basin
Ripple
Tank

Ripple tank
Rope/wire
Comprehensive secondary physics students book 3 pages 70-73
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 203-212 
Comprehensive secondary physics students book 3 pages 73-74
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 203-212 
2 5
Waves II
Constructive and distractive waves
By the end of the lesson, the learner should be able to:


Explain constructive and destructive interference

Discussion on constructive and destructive interference
Experiments constructive and destructive interference

Ripple tank
Rope/wire
Comprehensive secondary physics students book 3 pages 73-74
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 203-212 
3 1
Waves II
Stationary waves
By the end of the lesson, the learner should be able to:


Describe experiments to illustrate stationary waves

Demonstration and explaining of stationery waves

Wires under tension
Comprehensive secondary physics students book 3 pages 74
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 212-215 
3 2
Waves II
Stationary waves
By the end of the lesson, the learner should be able to:


Describe experiments to illustrate stationary waves

Demonstration and explaining of stationery waves

Wires under tension
Comprehensive secondary physics students book 3 pages 74
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 212-215 
3 3-4
Waves II
Vibrating air columns
By the end of the lesson, the learner should be able to:


Describe and explain closed pipe and open pipe

Describing vibrations in close and open pipes

Open and closed pipes
Comprehensive secondary physics students book 3 pages 74
Comprehensive secondary physics teachers book 3 pages 29-32
Secondary physics KLB students book 3 page 218-220 
3 5
Electrostatics Ii
Electric field patterns
By the end of the lesson, the learner should be able to:


Sketch electric field patterns around charged bodies

Discussion on electric field patterns
Observing and plotting field patterns

Charts on magnetic fields
Comprehensive secondary physics students book 3 pages 76-77
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 222-225
P
4 1
Electrostatics Ii
Charge distribution on conductors
By the end of the lesson, the learner should be able to:


Describe charge distribution on conductors:
Spherical and pear shaped conductors

Discussions on charge distribution on conductors
Experiment is demonstrated/illustrate charge distribution on conductors

Vande Graaf generator
Chart showing charge distribution on different conductors
Gold leaf electroscope
Comprehensive secondary physics students book 3 pages 77-78
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 225-228 
4 2
Electrostatics Ii
Charge distribution on conductors
By the end of the lesson, the learner should be able to:


Describe charge distribution on conductors:
Spherical and pear shaped conductors

Discussions on charge distribution on conductors
Experiment is demonstrated/illustrate charge distribution on conductors

Vande Graaf generator
Chart showing charge distribution on different conductors
Gold leaf electroscope
Comprehensive secondary physics students book 3 pages 77-78
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 225-228 
4 3-4
Electrostatics Ii
Lighting arrestor
By the end of the lesson, the learner should be able to:


Explain how lightning arrestor works

Discussions on the lighting arrestor
Explanations on the lighting arrestor

Improvised lighting arrestor
Photographs of lightning arrestor
Comprehensive secondary physics students book 3 pages 79-80
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 229-230 
4 5
Electrostatics Ii
Capacitance
By the end of the lesson, the learner should be able to:


Define capacitance and state its SI units
Describe the charging and discharging of a capacitor
State and explain the factors that affect the capacitance of a parallel plate capacitor

Experiments on charging and discharging capacitor
Discussion on factors affecting capacitance
Defining capacitance

Complete circuits
capacitors
Comprehensive secondary physics students book 3 pages 80-82
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 230-237
5 1
Electrostatics Ii
Combinations of capacitors
By the end of the lesson, the learner should be able to:


Derive the effective capacitance of capacitors in series and parallel

Deriving effective capacitance of capacitors in series and parallel
Solving problems
Discussion in the effective capacitance

Capacitors in series and parallel connections
Charts showing complete circuits
Comprehensive secondary physics students book 3 pages 80-82
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 237-241 
5 2
Electrostatics Ii
Combinations of capacitors
By the end of the lesson, the learner should be able to:


Derive the effective capacitance of capacitors in series and parallel

Deriving effective capacitance of capacitors in series and parallel
Solving problems
Discussion in the effective capacitance

Capacitors in series and parallel connections
Charts showing complete circuits
Comprehensive secondary physics students book 3 pages 80-82
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 237-241 
5 3-4
Electrostatics Ii
The Heating Effect Of An Electric Current
Energy stored in a charged capacitor
Factors affecting electric current
By the end of the lesson, the learner should be able to:


Describe the energy stored in a charged capacitor


State and explain the factors affecting electrical energy

Describing the energy stored in a charged capacitor

Discussions on the factors affecting electrical energy
Experiments on electrical energy
Stating and explaining factors affecting the electrical energy

Capacitors
Dry cells
Charts on capacitors used

Complete circuit
Wires
Rheostat
Ammeter
battery
Comprehensive secondary physics students book 3 pages 82
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 244 
Comprehensive secondary physics students book 3 pages 88-90
Comprehensive secondary physics teachers book 3 pages 39-41
Secondary physics KLB students book 3 page 247-255 
5 5
Quantity Of Heat
Heat capacity Specific heat capacity Units of heat capacity
By the end of the lesson, the learner should be able to:

By the end of the lesson the learner should be able to
Define heat capacity and specific heat capacity and derive their SI units

Experiments on heat capacity and specific heat capacity
Discussion on heat capacity and specific h eat capacity
Defining heat capacity and heat specific heat capacity

Source of heat
Water
Lagged can
Thermometer
Comprehensive secondary physics students book 3 pages 93-96
Comprehensive secondary physics teachers book 3 pages 42-46
Secondary physics KLB students book 3 page 246-260-271 
6 1
Quantity Of Heat
Change of state
By the end of the lesson, the learner should be able to:

By the end of the lesson the learner should be able to define and explain latent heat of fusion, specific latent heat of fusion
Define and explain latent heat of vaporization, specific latent heat of vaporization
State the SI units of latent heat of fusion and latent heat of vaporization

Experiments on latent heat of fusion and latent heat of vaporization
Discussion on latent heat of fusion and latent heat of vaporization

File
Water
Thermometer
Weighing balance
Source of heat
Comprehensive secondary physics students book 3 pages 96-97
Comprehensive secondary physics teachers book 3 pages 42-46
Secondary physics KLB students book 3 page 246-271-281 
6 2
Quantity Of Heat
Change of state
By the end of the lesson, the learner should be able to:

By the end of the lesson the learner should be able to define and explain latent heat of fusion, specific latent heat of fusion
Define and explain latent heat of vaporization, specific latent heat of vaporization
State the SI units of latent heat of fusion and latent heat of vaporization

Experiments on latent heat of fusion and latent heat of vaporization
Discussion on latent heat of fusion and latent heat of vaporization

File
Water
Thermometer
Weighing balance
Source of heat
Comprehensive secondary physics students book 3 pages 96-97
Comprehensive secondary physics teachers book 3 pages 42-46
Secondary physics KLB students book 3 page 246-271-281 
6 3-4
Quantity Of Heat
The Gas Laws
Boiling and melting
Pressure law
By the end of the lesson, the learner should be able to:


Distinguish between boiling and melting
State the factors affecting melting points and boiling points of a substance
Describe the working of a pressure cooker and a refrigerator


State and verify the gas laws for an ideal gas experimentally

Distinguishing between boiling and melting points
Stating factors affecting boiling and melting points
Experiments to illustrate boiling and melting point

Experiments to verify pressure law
Demonstrations on pressure law
Discussion on pressure law

Pressure cooker
Refrigerator
Charts on melting and boiling points
Ice
Heat
Sufuria
water

Water
Thermometer
Measuring cylinder
Syringe
Narrow glass tube
Comprehensive secondary physics students book 3 pages 97-101
Comprehensive secondary physics teachers book 3 pages 42-46
Secondary physics KLB students book 3 page 246-282-288 
Comprehensive secondary physics students book 3 pages 103-104
Comprehensive secondary physics teachers book 3 pages 47-50
Secondary physics KLB students book 3 page 299-302
6 5
The Gas Laws
Charles?s law
By the end of the lesson, the learner should be able to:


State and verify Charles?s law experimentally

Experiments to verify Charles?s law
Discussion on Charles?s law

Water
Thermometer
Measuring cylinder
Syringe
Narrow glass tube
Comprehensive secondary physics students book 3 pages 105-106
Comprehensive secondary physics teachers book 3 pages 47-50
Secondary physics KLB students book 3 page 295-298 
7 1
The Gas Laws
Boyle?s law
By the end of the lesson, the learner should be able to:


State and verify Boyle?s law experimentally

Experiments verifying and explain Boyle?s law
Discussion on Boyle?s law

Water
Thermometer
Syringe
Measuring cylinder
Narrow glass tube
Comprehensive secondary physics students book 3 pages 106-107
Comprehensive secondary physics teachers book 3 pages 47-50
Secondary physics KLB students book 3 page 290-294
7 2
The Gas Laws
The kinetic theory of gases
By the end of the lesson, the learner should be able to:


Convert Celsius scales to Kelvin scale of temperature and state basic assumptions of kinetic theory of gases

Discussion on basic assumptions of kinetic theory of gases
Conversion of Celsius to Kelvin scales

Graph paper
Clinical thermometer
Comprehensive secondary physics students book 3 pages 110-111
Comprehensive secondary physics teachers book 3 pages 50-51
Secondary physics KLB students book 3 page 107
7 3-4
Radio Activity
Radio-Activity
Types of radiation
Detecting nuclear radiations
By the end of the lesson, the learner should be able to:


Describe the three types of radiations produced by radioactive elements

explain how a diffusion cloud chamber works

Discussions

Demonstrations
discussions

Radiation
detectors

Radiation detectors
Comprehensive secondary physics students book 4 pages 96-100
Secondary physics KLB students book 4 page 167-171 
Comprehensive secondary physics students book 4 pages 100
Secondary physics KLB students book 4 page 173-174 
7 5
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 
8 1
Radio-Activity
Hazards of radioactivity
By the end of the lesson, the learner should be able to:



Explain the dangers of radioactive emissions


discussions

diffusion cloud chamber
Comprehensive secondary physics students book 4 pages 105-106
teachers book 4 pages 42-45
Secondary physics KLB students book 4 page 182 
8 2
Radio-Activity
Hazards of radioactivity
By the end of the lesson, the learner should be able to:



Explain the dangers of radioactive emissions


discussions

diffusion cloud chamber
Comprehensive secondary physics students book 4 pages 105-106
teachers book 4 pages 42-45
Secondary physics KLB students book 4 page 182 
8 3-4
Radioactivity
Electronics
Nuclear fission and fusion
Conductors and semi-conductors
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


Differentiate between conductors and semi-conductors

Discussions
Problem solving

Discussions
Experiments

Periodic table

Some semi-conductors
Some insulator
Comprehensive secondary physics students book 4 pages 100-108
teachers book 4 pages 42-45
Secondary physics KLB students book 4 page 181-184 
Comprehensive secondary physics students book 4 pages 110-111
teachers book 4 pages 45-48
Secondary physics KLB students book 4 page 187-189 
8 5
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 
9 1
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 
9 2
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 
9 3-4
Electronics
Characteristics of p-n junction
Applications of diodes
By the end of the lesson, the learner should be able to:



sketch the current voltage characteristics for a diode




explain the application of diodes in rectifications

experiments

Discussions
Questions and answers

junction diode



Chart showing the application of 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 
Comprehensive secondary physics students book 4 pages 117-120
teachers book 4 pages 48-52
Secondary physics KLB students book 4 page 198-201 
9 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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