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Physics
Form 3 2024
TERM I
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
2 1
Linear Motion
Introduction of linear motion
By the end of the lesson, the learner should be able to:


Define distance, displacement, speed, velocity and acceleration

Defining distance, speed, displacement, velocity and acceleration

Charts on motion
Trolleys
Inclined planes
Comprehensive secondary physics book 3 pages 1
Comprehensive secondary physics teachers book 3 pages 1-3
Secondary physics KLB students book 2 page 1-7 
2 2-3
Linear Motion
Determining velocity
Motion time graphs
Measuring speed, velocity and acceleration
Acceleration
By the end of the lesson, the learner should be able to:


Describe experiments to determine velocity


Describe experiments to determine and measure speed, velocity and acceleration

Describing experiments on velocity

Describing experiments to determine and measure speed velocity & acceleration
Trolleys
Stop watches
Graph paper
Ticker timer
Appropriate charts on velocity time and distance graphs
Data showing different distance, velocity and time
Graphs
Ticker timer
Tapes
Graphs
Charts on acceleration
Data on velocity and time
Comprehensive secondary physics book 3 pages 2-3
Comprehensive secondary physics teachers book 3 pages 1-3
Secondary physics KLB students book 3 page 4-6 
Comprehensive secondary physics students book 3 pages 2-3
Comprehensive secondary physics teachers book 3 pages 1-3
Secondary physics KLB students book 3 page 18-25 
2 4
Linear Motion
Equations of motion
Acceleration due to gravity
By the end of the lesson, the learner should be able to:


Derive and apply the equations of uniform acceleration

Stating the equations of motion
Deriving the equations of motion
Applying the equations of motion
Graphs
Worked examples on motion
Pendulum bob
String
Stop watches
Ticker-timer
Comprehensive secondary physics students book 3 pages 7-9
Comprehensive secondary physics teachers book 3 pages3-5
Secondary physics KLB students book 3 page 26-29 
2 5
Refraction Of Light
The meaning of refraction
Laws of refraction
By the end of the lesson, the learner should be able to:


Describe simple experiments to illustrate refraction of light

Experiments demonstrating refraction of light
Beakers
Water
Stick or glass rod
Basins
Coins
Glass blocks
Pin
Pins
Soft board
Plain paper
Geometric set
Comprehensive secondary physics students book 3 pages 11-12
Comprehensive secondary physics teachers book 3 pages6-9
Secondary physics KLB students book 3 page 41-46
3 1
Refraction Of Light
Refractive index
Application of a total internal reflection in a prism periscope, optical fibre
Dispersion of white light and recombination of colors of the spectrum
By the end of the lesson, the learner should be able to:


Determine the refractive index of a given substance

Experiments to determine the refractive index of rates and glass by real and apparent depth method
Water
Pins
Plain papers
Coins
Beakers
Charts on total internal reflection and applications
Triangular glass prisms
Source of light
Screen
Comprehensive secondary physics students book 3 pages 14-15
Comprehensive secondary physics teachers book 3 pages6-9
Secondary physics KLB students book 3 page 61-68
3 2-3
Refraction Of Light
Refraction Of Light
Newton?s Law?s Of Motion
Newton?s Law Of Motion
Problems of refractive index and critical angle
Total material reflection and its effect Critical angle
Newton?s Laws of motion
Conservation of linear momentum Elastic collision Inelastic collision Recoil velocity
By the end of the lesson, the learner should be able to:


Solve problems involving the refractive index and critical angle


State the Newton?s laws of motion
State and explain the significance of a Newton?s laws of motion
Describe simple experiments to illustrate inertion

Discussions and problem solving in critical angle using the formulae sin C=i/n and n=sin i/sin r

Discussion on Newton?s laws
Experiments to illustrate
? Education Plus Agencies
Newton?s laws of motion
Review questions
Past exams
Examples in the topic
Glass blocks
Soft boards
Pins
Geometrical set
Source of light
Inclined plane
Trolley
Marbles
Spring balances
Trolleys
Meter rules
Stop watches
Plasticine
Comprehensive secondary physics book 3 pages 21-22
Comprehensive secondary physics teachers book 3 pages6-9
Secondary physics KLB students book 3 page 82-86
Comprehensive secondary physics students book 3 pages 23-27
Comprehensive secondary physics teachers book 3 pages 13-17
Secondary physics KLB students book 3 page 87-102 
3 4
Newton?s Law Of Motion
Newton?s Laws Of Motion
Friction
Viscosity
By the end of the lesson, the learner should be able to:


Define friction
State and explain types of frictions
Describe and experiment to illustrate friction and state the applications of friction
State laws of friction

Defining friction
Stating and explaining types of frictions
Describing an experiment to illustrate friction
Stating the applications of the frictions
Stating laws of friction
Block of wood
Spring balance
Pulley
Flat surface
Glycerin
Paraffin
Water
Ball bearings
Stat watches
Meter rule
Measuring cylinders
Comprehensive secondary physics students book 3 pages 28-39
Comprehensive secondary physics teachers book 3 pages 13-17
Secondary physics KLB students book 3 page 109-115 
3 5
Energy, Work, Power And Machines
Energy
Sources of energy Renewable Non-renewable
By the end of the lesson, the learner should be able to:


Define energy
Describe various forms of energy

Defining energy
Stating the forms of energy
Identifying and describing energy transformation
Chart on the forms of energy and transformation
Chart on the sources of energy
Comprehensive secondary physics students book 3 pages34-35
Comprehensive secondary physics teachers book 3 pages 17-18
Secondary physics KLB students book 3 page 121,122-125 
4 1
Energy, Work, Power And Machines
Energy, Work, Power And Machines
Kinetic energy Potential energy power
Simple machines
The law of conservation of energy
By the end of the lesson, the learner should be able to:


define power
explain the meaning of power potential and kinetic energies
distinguish between kinetic energy and potential energy

Discussion and the meanings of kinetic energy and potential energy
Defining power
Distinguishing between kinetic energy and potential energy
Object that can be lifted
Spring balance
Levers
Pulleys
Inclined planes
Strings
Masses
Chart on the laws of conservation of energy
Comprehensive secondary physics students book 3 pages 43-45
Comprehensive secondary physics teachers book 3 pages 18-22
Secondary physics KLB students book 3 page 126-132,134-136 
4 2-3
Energy, Work, Power And Machines
Current Electricity Ii
Current Electricity Ii
Work
Electric current Scale reading
Ohm?s Law
Measurement of resistance
Ammeters and voltmeters
By the end of the lesson, the learner should be able to:


Define work
Explain the concept of work and energy


Describe experiment to measure resistance using ? voltmeter method
The Wheatstone bridge method
The meter bridge

Experiment on work done by moving objects through a distance
Problem solving

Experiments to measure resistance of materials
Masses
Wooden block
Spring balance
Ammeter
Voltmeter
Battery
Connecting wires
Rheostat
Wires
Dry cells
Ammeters
Voltmeters
Rheostats
Connecting wires
Resistance wire
Dry cells
Switches
Meter bridge
Wheatstone bridge
Resisters with known resistance
Battery
Wires
Rheostat
Comprehensive secondary physics students book 3 pages 42-43
Comprehensive secondary physics teachers book 3 pages 18-22
Secondary physics KLB students book 3 page 125-132 
Comprehensive secondary physics students book 3 pages 57-59
Comprehensive secondary physics teachers book 3 pages 26-28
Secondary physics KLB students book 3 page 177-180
4 4
Current Electricity
Voltage-current relationships
Effective resistance for registers in series and parallel
By the end of the lesson, the learner should be able to:


Define resistance and state its SI unit
Determine experientially the voltage current
Relationship for resistance in series and parallel

Defining resistance
Experiments to determine the relationship between voltage-current
Resistance wire
Rheostat
Battery
Voltmeter
Ammeter
Connecting wires
Cells
Resistors
Ammeters
Voltmeters
wires
Comprehensive secondary physics students book 3 pages 57-59
Comprehensive secondary physics teachers book 3 pages 26-28
Secondary physics KLB students book 3 page 171-177 
4 5
Current Electricity
Waves II
E.m.f and internal resistance (E=V+1r)
Properties of waves
By the end of the lesson, the learner should be able to:


Determine e.m.f
Explain the internal resistance of a cell

Explanation on internal resistance
Demonstration on e.m.f and internal resistance
Discussion on e.m.f
Voltmeters
Ammeter
Cells
Connecting wires
Rope/wire
Various reflections
Comprehensive secondary physics students book 3 pages 62-63
Comprehensive secondary physics teachers book 3 pages 24-28
Secondary physics KLB students book 3 page 190-195 
5 1
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

Sketching various wave fonts
Experiments to illustrate refraction, diffraction and 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 
5 2-3
Waves II
Waves II
Electrostatics Ii
Stationary waves
Vibrating air columns
Electric field patterns
By the end of the lesson, the learner should be able to:


Describe experiments to illustrate stationary waves


Describe and explain closed pipe and open pipe

Demonstration and explaining of stationery waves

Describing vibrations in close and open pipes

Wires under tension
Open and closed pipes
Charts on magnetic fields
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 
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 
5 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

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
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 
5 5
Electrostatics Ii
Electrostatics
Capacitance
Combinations of capacitors
Energy stored in a charged capacitor
Application of capacitors
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
Capacitors in series and parallel connections
Charts showing complete circuits
Dry cells
Charts on capacitors used
Charts on the use of
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
8-9

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