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Form 3 2025
TERM III
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
1 4
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
1 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
2 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 
2 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 
2 3-4
Electrostatics Ii
Charge distribution on conductors
Lighting arrestor
By the end of the lesson, the learner should be able to:


Describe charge distribution on conductors:
Spherical and pear shaped conductors


Explain how lightning arrestor works

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

Discussions on the lighting arrestor
Explanations on the lighting arrestor

Vande Graaf generator
Chart showing charge distribution on different conductors
Gold leaf electroscope


Improvised lighting arrestor
Photographs of lightning arrestor
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 
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 
2 5
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 
3 1
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
3 2
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
3 3-4
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 
3 5
Electrostatics Ii
Energy stored in a charged capacitor
By the end of the lesson, the learner should be able to:


Describe the energy stored in a charged capacitor

Describing the energy stored in a charged capacitor

Capacitors
Dry cells
Charts on capacitors used
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 
4 1
Electrostatics
Application of capacitors
By the end of the lesson, the learner should be able to:


State and explain the applications of capacitors

Discussions on applications of capacitors
Stating and explaining applications of capacitors

Charts on the use of capacitors
capacitors
Comprehensive secondary physics students book 3 pages 82-84
Comprehensive secondary physics teachers book 3 pages 34-39
Secondary physics KLB students book 3 page 244 
4 2
The Heating Effect Of Electric Current
Electric current heating effect
By the end of the lesson, the learner should be able to:


Perform and describe experiments to illustrate the heating effect of electric current

Experiments to illustrate heating effect of electric current
Discussions on heating effect of electric current

Complete circuit
Water in a beaker
Metallic rod
Thermometer
Comprehensive secondary physics students book 3 pages 88
Comprehensive secondary physics teachers book 3 pages 39-41
Secondary physics KLB students book 3 page 246-247 
4 3-4
The Heating Effect Of Electric Current
Electric current heating effect
By the end of the lesson, the learner should be able to:


Perform and describe experiments to illustrate the heating effect of electric current

Experiments to illustrate heating effect of electric current
Discussions on heating effect of electric current

Complete circuit
Water in a beaker
Metallic rod
Thermometer
Comprehensive secondary physics students book 3 pages 88
Comprehensive secondary physics teachers book 3 pages 39-41
Secondary physics KLB students book 3 page 246-247 
4 5
The Heating Effect Of Electric Current
Heating devices fuses
By the end of the lesson, the learner should be able to:


describe the working of electric iron, bulb filament and an electric water

discussion on electric devices
observations and experiments on heating devices

electric irons
electric bulb
electric kettle
electric heater
fuses
Comprehensive secondary physics students book 3 pages 90-91
Comprehensive secondary physics teachers book 3 pages 39-41
Secondary physics KLB students book 3 page 255-258
5 1
The Heating Effect Of An Electric Current
Factors affecting electric current
By the end of the lesson, the learner should be able to:


State and explain the factors affecting electrical energy

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

Complete circuit
Wires
Rheostat
Ammeter
battery
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 2
The Heating Effect Of An Electric Current
Factors affecting electric current
By the end of the lesson, the learner should be able to:


State and explain the factors affecting electrical energy

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

Complete circuit
Wires
Rheostat
Ammeter
battery
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 3-4
The Heating Effect Of An Electric Current
Quantity Of Heat
Factors affecting electric current
Heat capacity Specific heat capacity Units of heat capacity
By the end of the lesson, the learner should be able to:


State and explain the factors affecting electrical energy

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

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

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

Complete circuit
Wires
Rheostat
Ammeter
battery

Source of heat
Water
Lagged can
Thermometer
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 
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 
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
Boiling and melting
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

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

Pressure cooker
Refrigerator
Charts on melting and boiling points
Ice
Heat
Sufuria
water
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 
6 3-4
The Gas Laws
Pressure law
By the end of the lesson, the learner should be able to:


State and verify the gas laws for an ideal gas experimentally

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

Water
Thermometer
Measuring cylinder
Syringe
Narrow glass tube
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
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 3-4
The Gas Laws
The Gas Law?s
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


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

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

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

Graph paper
Clinical thermometer

Graph paper
Clinical thermometer
Working out sums
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
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 
7 5
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 

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