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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 1 | 1-2 |
Waves II
|
Properties of waves
|
By the end of the
lesson, the learner
should be able to:
Define wavelength, frequency, amplitude and wavefront - Explain rectilinear propagation of waves - Describe wave production in ripple tank - Calculate wave speed using v=fλ |
Q/A on wave basics from Form 2
- Demonstration of wave production using ripple tank - Observation of rectilinear propagation - Calculations on wave speed |
vibrator, Water, Rulers, Charts on wave properties
|
KLB Secondary Physics Form 3, Pages 156-158
|
|
| 1 | 3 |
Waves II
|
Reflection of waves
|
By the end of the
lesson, the learner
should be able to:
State laws of reflection for waves - Describe experiments showing reflection - Sketch reflected wave patterns - Explain behavior at different reflectors |
Review of reflection principles
- Experiment showing plane waves on straight reflector - Observation of circular waves on concave and convex reflectors - Drawing wavefront diagrams |
|
KLB Secondary Physics Form 3, Pages 158-161
|
|
| 1 | 4 |
Waves II
|
Refraction of waves
|
By the end of the
lesson, the learner
should be able to:
Describe refraction when waves change medium - Explain change in wavelength and speed - Demonstrate refraction using shallow and deep regions - State that frequency remains constant |
Q/A on refraction basics
- Experiment using glass plate to create shallow region - Observation of wavefront spacing changes - Discussion on speed and wavelength changes |
Ripple tank, Glass plates, Water, Rulers for measurement, Frequency generator
|
KLB Secondary Physics Form 3, Pages 161-163
|
|
| 1 | 5 |
Waves II
|
Refraction of waves
|
By the end of the
lesson, the learner
should be able to:
Describe refraction when waves change medium - Explain change in wavelength and speed - Demonstrate refraction using shallow and deep regions - State that frequency remains constant |
Q/A on refraction basics
- Experiment using glass plate to create shallow region - Observation of wavefront spacing changes - Discussion on speed and wavelength changes |
Ripple tank, Glass plates, Water, Rulers for measurement, Frequency generator
|
KLB Secondary Physics Form 3, Pages 161-163
|
|
| 2 | 1-2 |
Waves II
|
Diffraction of waves
Interference patterns |
By the end of the
lesson, the learner
should be able to:
Define diffraction - Explain factors affecting extent of diffraction - Describe experiments showing diffraction - Compare diffraction through different gap sizes Define interference and superposition principle - Explain constructive and destructive interference - Describe formation of interference patterns - Calculate path differences |
Demonstration of diffraction using various gap sizes
- Observation of spreading effect - Investigation of relationship between gap size and wavelength - Practical measurements Demonstration using two coherent sources - Construction of interference patterns on paper - Observation of nodal and antinodal lines - Discussion on coherent sources |
Ripple tank, Barriers with gaps, Various gap sizes, Measuring instruments, Wave generator
Two-point sources, Graph paper, Compass, Rulers, Ripple tank setup, Audio frequency generator |
KLB Secondary Physics Form 3, Pages 163-165
KLB Secondary Physics Form 3, Pages 165-167 |
|
| 2 | 3 |
Waves II
|
Interference patterns
|
By the end of the
lesson, the learner
should be able to:
Define interference and superposition principle - Explain constructive and destructive interference - Describe formation of interference patterns - Calculate path differences |
Demonstration using two coherent sources
- Construction of interference patterns on paper - Observation of nodal and antinodal lines - Discussion on coherent sources |
Two-point sources, Graph paper, Compass, Rulers, Ripple tank setup, Audio frequency generator
|
KLB Secondary Physics Form 3, Pages 165-167
|
|
| 2 | 4 |
Waves II
|
Constructive and destructive interference
|
By the end of the
lesson, the learner
should be able to:
Distinguish between constructive and destructive interference - Explain conditions for each type - Demonstrate using sound waves - Calculate amplitudes in interference |
Experiment with two loudspeakers
- Observation of loud and quiet regions - Mathematical analysis of amplitude addition - Problem solving on wave interference |
Two loudspeakers, Audio generator, Microphone, Sound level meter, Connecting wires
|
KLB Secondary Physics Form 3, Pages 167-169
|
|
| 2 | 5 |
Waves II
|
Constructive and destructive interference
|
By the end of the
lesson, the learner
should be able to:
Distinguish between constructive and destructive interference - Explain conditions for each type - Demonstrate using sound waves - Calculate amplitudes in interference |
Experiment with two loudspeakers
- Observation of loud and quiet regions - Mathematical analysis of amplitude addition - Problem solving on wave interference |
Two loudspeakers, Audio generator, Microphone, Sound level meter, Connecting wires
|
KLB Secondary Physics Form 3, Pages 167-169
|
|
| 3 | 1-2 |
Waves II
|
Stationary waves formation
Modes of vibration in strings |
By the end of the
lesson, the learner
should be able to:
Define stationary waves - Explain formation from two opposing waves - Identify nodes and antinodes - Calculate distances between nodes Derive expressions for fundamental frequency - Explain harmonics and overtones - Calculate frequencies of overtones - Demonstrate different modes |
Demonstration using vibrating string
- Setup with tuning fork and pulley - Observation of stationary wave patterns - Measurements of wavelength Discussion on fundamental and overtone frequencies - Mathematical derivation of frequency formulas - Practical demonstration of string vibrations - Problem solving |
Tuning fork, String, Pulley, Weights, Stroboscope, Measuring tape, Retort stands
Sonometer, Tuning forks, Weights, Measuring instruments, Calculator, Formula charts |
KLB Secondary Physics Form 3, Pages 167-170
KLB Secondary Physics Form 3, Pages 170-172 |
|
| 3 | 3 |
Waves II
|
Modes of vibration in strings
|
By the end of the
lesson, the learner
should be able to:
Derive expressions for fundamental frequency - Explain harmonics and overtones - Calculate frequencies of overtones - Demonstrate different modes |
Discussion on fundamental and overtone frequencies
- Mathematical derivation of frequency formulas - Practical demonstration of string vibrations - Problem solving |
Sonometer, Tuning forks, Weights, Measuring instruments, Calculator, Formula charts
|
KLB Secondary Physics Form 3, Pages 170-172
|
|
| 3 | 4 |
Waves II
|
Vibrating air columns - closed pipes
|
By the end of the
lesson, the learner
should be able to:
Explain stationary waves in closed pipes - Derive fundamental frequency formula - Calculate overtone frequencies - Demonstrate resonance in pipes |
Experiment with closed pipe resonance
- Observation of resonance positions - Calculation of frequency relationships - End correction discussions |
Closed pipes of various lengths, Tuning forks, Water, Measuring cylinders, Resonance tubes
|
KLB Secondary Physics Form 3, Pages 172-174
|
|
| 3 | 5 |
Waves II
|
Vibrating air columns - closed pipes
|
By the end of the
lesson, the learner
should be able to:
Explain stationary waves in closed pipes - Derive fundamental frequency formula - Calculate overtone frequencies - Demonstrate resonance in pipes |
Experiment with closed pipe resonance
- Observation of resonance positions - Calculation of frequency relationships - End correction discussions |
Closed pipes of various lengths, Tuning forks, Water, Measuring cylinders, Resonance tubes
|
KLB Secondary Physics Form 3, Pages 172-174
|
|
| 4 | 1-2 |
Waves II
|
Vibrating air columns - open pipes
|
By the end of the
lesson, the learner
should be able to:
Compare open and closed pipe resonance - Derive frequency formulas for open pipes - Explain harmonic series differences - Solve numerical problems |
Experiment with open pipe resonance
- Comparison with closed pipe results - Mathematical problem solving - Summary of all wave phenomena |
Open pipes, Tuning forks, Sound level meters, Calculators, Summary charts, Past papers
|
KLB Secondary Physics Form 3, Pages 174-176
|
|
| 4 | 3 |
Waves II
|
Vibrating air columns - open pipes
|
By the end of the
lesson, the learner
should be able to:
Compare open and closed pipe resonance - Derive frequency formulas for open pipes - Explain harmonic series differences - Solve numerical problems |
Experiment with open pipe resonance
- Comparison with closed pipe results - Mathematical problem solving - Summary of all wave phenomena |
Open pipes, Tuning forks, Sound level meters, Calculators, Summary charts, Past papers
|
KLB Secondary Physics Form 3, Pages 174-176
|
|
| 4 | 4 |
Quantity of Heat
|
Heat capacity and specific heat capacity
|
By the end of the
lesson, the learner
should be able to:
Define heat capacity and specific heat capacity - State SI units for both quantities - Distinguish between heat capacity and specific heat capacity - Use formula Q = mcθ in simple calculations |
Q/A on heat concepts from previous studies
- Discussion on definitions and units - Comparison of heat capacity vs specific heat capacity - Simple problem solving using Q = mcθ formula |
Charts on heat definitions, Calculators, Simple problem worksheets, Various materials for comparison
|
KLB Secondary Physics Form 3, Pages 206-209
|
|
| 4 | 5 |
Quantity of Heat
|
Determination of specific heat capacity - method of mixtures for solids
|
By the end of the
lesson, the learner
should be able to:
Describe method of mixtures for solids - Perform experiment to determine specific heat capacity of metal - Apply heat balance principle - Calculate specific heat capacity from experimental data |
Experiment using hot metal block in cold water
- Measurement of temperatures and masses - Application of heat balance equation - Calculation of specific heat capacity from results |
Metal blocks, Beakers, Water, Thermometers, Weighing balance, Heat source, Well-lagged calorimeter, Stirrer
|
KLB Secondary Physics Form 3, Pages 209-212
|
|
| 5 | 1-2 |
Quantity of Heat
|
Determination of specific heat capacity - electrical method
|
By the end of the
lesson, the learner
should be able to:
Describe electrical method for solids - Perform electrical heating experiment - Calculate electrical energy supplied - Determine specific heat capacity using electrical method |
Experiment using electrical heating of metal block
- Measurement of voltage, current and time - Calculation of electrical energy supplied - Determination of specific heat capacity |
Metal cylinder with heater, Voltmeter, Ammeter, Thermometer, Stopwatch, Insulating materials, Power supply
|
KLB Secondary Physics Form 3, Pages 212-214
|
|
| 5 | 3 |
Quantity of Heat
|
Determination of specific heat capacity - electrical method
|
By the end of the
lesson, the learner
should be able to:
Describe electrical method for solids - Perform electrical heating experiment - Calculate electrical energy supplied - Determine specific heat capacity using electrical method |
Experiment using electrical heating of metal block
- Measurement of voltage, current and time - Calculation of electrical energy supplied - Determination of specific heat capacity |
Metal cylinder with heater, Voltmeter, Ammeter, Thermometer, Stopwatch, Insulating materials, Power supply
|
KLB Secondary Physics Form 3, Pages 212-214
|
|
| 5 | 4 |
Quantity of Heat
|
Specific heat capacity of liquids and continuous flow method
|
By the end of the
lesson, the learner
should be able to:
Determine specific heat capacity of water by electrical method - Describe continuous flow method - Explain advantages of continuous flow method - Solve problems on specific heat capacity |
Electrical method experiment for water
- Discussion on continuous flow apparatus - Analysis of method advantages - Problem solving on specific heat calculations |
Calorimeter, Electrical heater, Water, Measuring instruments, Continuous flow apparatus diagram, Problem sets
|
KLB Secondary Physics Form 3, Pages 214-217
|
|
| 5 | 5 |
Quantity of Heat
|
Change of state and latent heat concepts
|
By the end of the
lesson, the learner
should be able to:
Define latent heat of fusion and vaporization - Explain change of state process - Plot cooling curve for naphthalene - Identify melting and boiling points from graphs |
Experiment plotting cooling curve for naphthalene
- Observation of temperature plateaus during phase changes - Discussion on latent heat concept - Graph analysis and interpretation |
Naphthalene, Test tubes, Thermometer, Stopwatch, Graph paper, Heat source, Cooling apparatus
|
KLB Secondary Physics Form 3, Pages 218-220
|
|
| 6 | 1-2 |
Quantity of Heat
|
Specific latent heat of fusion
|
By the end of the
lesson, the learner
should be able to:
Define specific latent heat of fusion - Determine latent heat of ice by method of mixtures - Perform electrical method for latent heat - Calculate latent heat from experimental data |
Method of mixtures experiment using ice and warm water
- Electrical method using ice and immersion heater - Heat balance calculations - Determination of specific latent heat values |
Ice, Calorimeter, Thermometer, Electrical heater, Filter funnels, Beakers, Measuring cylinders
|
KLB Secondary Physics Form 3, Pages 220-223
|
|
| 6 | 3 |
Quantity of Heat
|
Specific latent heat of vaporization
|
By the end of the
lesson, the learner
should be able to:
Define specific latent heat of vaporization - Determine latent heat of steam by condensation method - Perform electrical method for vaporization - Solve complex latent heat problems |
Steam condensation experiment in calorimeter
- Electrical method using boiling water - Calculation of latent heat of vaporization - Complex problem solving involving phase changes |
Steam generator, Condenser, Calorimeter, Electrical heater, Measuring instruments, Safety equipment
|
KLB Secondary Physics Form 3, Pages 223-227
|
|
| 6 | 4 |
Quantity of Heat
|
Specific latent heat of vaporization
|
By the end of the
lesson, the learner
should be able to:
Define specific latent heat of vaporization - Determine latent heat of steam by condensation method - Perform electrical method for vaporization - Solve complex latent heat problems |
Steam condensation experiment in calorimeter
- Electrical method using boiling water - Calculation of latent heat of vaporization - Complex problem solving involving phase changes |
Steam generator, Condenser, Calorimeter, Electrical heater, Measuring instruments, Safety equipment
|
KLB Secondary Physics Form 3, Pages 223-227
|
|
| 6 | 5 |
Quantity of Heat
|
Effects of pressure and impurities on melting and boiling points
|
By the end of the
lesson, the learner
should be able to:
Investigate effect of pressure on melting point of ice - Demonstrate regelation phenomenon - Investigate effect of pressure on boiling point - Explain effect of impurities on phase transition temperatures |
Regelation experiment with ice and wire
- Pressure effect on boiling point using flask - Salt solution boiling point investigation - Discussion on pressure cooker working |
Ice blocks, Weighted wire, Round-bottomed flask, Thermometer, Salt solutions, Pressure cooker model
|
KLB Secondary Physics Form 3, Pages 227-230
|
|
| 7 | 1-2 |
Quantity of Heat
|
Evaporation and cooling effects
|
By the end of the
lesson, the learner
should be able to:
Define evaporation and distinguish from boiling - Investigate factors affecting evaporation rate - Demonstrate cooling effect of evaporation - Explain applications of evaporation cooling |
Experiments on evaporation rate factors
- Demonstration of cooling by evaporation using ether - Investigation of surface area, temperature and humidity effects - Discussion on natural cooling systems |
Various liquids, Beakers, Fans, Thermometers, Ether, Test tubes, Humidity measuring devices
|
KLB Secondary Physics Form 3, Pages 230-233
|
|
| 7 | 3 |
Gas Laws
|
Introduction to gas behavior and Boyle's Law
|
By the end of the
lesson, the learner
should be able to:
Describe relationship between pressure and volume of gases - State Boyle's Law - Demonstrate pressure-volume relationship using syringe - Plot P vs V and P vs 1/V graphs |
Q/A on gas properties from previous studies
- Demonstration using syringe to show pressure-volume relationship - Discussion on molecular explanation - Introduction to gas law investigations |
Syringes, J-shaped tubes, Oil, Bourdon gauge, Foot pump, Metre rule, Graph paper
|
KLB Secondary Physics Form 3, Pages 235-237
|
|
| 7 | 4 |
Gas Laws
|
Introduction to gas behavior and Boyle's Law
|
By the end of the
lesson, the learner
should be able to:
Describe relationship between pressure and volume of gases - State Boyle's Law - Demonstrate pressure-volume relationship using syringe - Plot P vs V and P vs 1/V graphs |
Q/A on gas properties from previous studies
- Demonstration using syringe to show pressure-volume relationship - Discussion on molecular explanation - Introduction to gas law investigations |
Syringes, J-shaped tubes, Oil, Bourdon gauge, Foot pump, Metre rule, Graph paper
|
KLB Secondary Physics Form 3, Pages 235-237
|
|
| 7 | 5 |
Gas Laws
|
Boyle's Law experiments and calculations
|
By the end of the
lesson, the learner
should be able to:
Perform experiment to verify Boyle's Law - Record pressure and volume data - Plot graphs of P vs V, P vs 1/V, and PV vs P - Calculate pressure-volume products and verify constant relationship |
Experiment using J-shaped tube with oil and pressure measurement
- Data collection and tabulation - Graph plotting and analysis - Verification of PV = constant relationship |
Thick-walled J-shaped tube, Oil, Pressure gauge, Measuring instruments, Data tables, Graph paper, Calculators
|
KLB Secondary Physics Form 3, Pages 235-238
|
|
| 8 | 1-2 |
Gas Laws
|
Boyle's Law applications and kinetic theory explanation
|
By the end of the
lesson, the learner
should be able to:
Apply Boyle's Law to solve numerical problems - Explain Boyle's Law using kinetic theory - Analyze isothermal processes - Solve problems involving gas bubbles and atmospheric pressure |
Problem solving using P₁V₁ = P₂V₂
- Kinetic theory explanation of pressure-volume relationship - Analysis of molecular collision frequency - Real-world applications like diving and altitude effects |
Problem worksheets, Kinetic theory diagrams, Calculator, Gas bubble scenarios, Atmospheric pressure data
|
KLB Secondary Physics Form 3, Pages 238-240
|
|
| 8 | 3 |
Gas Laws
|
Charles's Law
|
By the end of the
lesson, the learner
should be able to:
State Charles's Law for constant pressure processes - Demonstrate volume-temperature relationship - Perform experiments to verify V ∝ T relationship - Plot V vs T and V vs θ graphs |
Experiment using gas column in tube with varying temperature
- Temperature and volume measurements - Graph plotting showing linear relationship - Discussion on absolute zero concept |
Gas tubes, Water baths, Thermometers, Measuring cylinders, Heating apparatus, Graph paper, Temperature control equipment
|
KLB Secondary Physics Form 3, Pages 238-241
|
|
| 8 | 4 |
Gas Laws
|
Charles's Law
|
By the end of the
lesson, the learner
should be able to:
State Charles's Law for constant pressure processes - Demonstrate volume-temperature relationship - Perform experiments to verify V ∝ T relationship - Plot V vs T and V vs θ graphs |
Experiment using gas column in tube with varying temperature
- Temperature and volume measurements - Graph plotting showing linear relationship - Discussion on absolute zero concept |
Gas tubes, Water baths, Thermometers, Measuring cylinders, Heating apparatus, Graph paper, Temperature control equipment
|
KLB Secondary Physics Form 3, Pages 238-241
|
|
| 8 | 5 |
Gas Laws
|
Charles's Law applications and absolute temperature scale
|
By the end of the
lesson, the learner
should be able to:
Apply Charles's Law in numerical problems - Convert between Celsius and Kelvin scales - Explain concept of absolute zero - Solve problems using V₁/T₁ = V₂/T₂ |
Problem solving with Charles's Law formula
- Temperature scale conversions - Mathematical analysis of absolute zero - Real-world applications in hot air balloons and gas heating |
Temperature conversion charts, Problem sets, Calculators, Hot air balloon examples, Gas heating scenarios
|
KLB Secondary Physics Form 3, Pages 241-243
|
|
| 9 | 1-2 |
Gas Laws
|
Pressure Law (Gay-Lussac's Law)
|
By the end of the
lesson, the learner
should be able to:
State relationship between pressure and temperature at constant volume - Demonstrate pressure-temperature experiments - Verify P ∝ T relationship - Derive pressure law formula |
Experiment using constant volume gas with temperature variation
- Pressure measurements at different temperatures - Graph plotting of P vs T - Verification of linear relationship through origin |
Constant volume gas apparatus, Pressure gauges, Temperature control, Water baths, Thermometers, Graph materials
|
KLB Secondary Physics Form 3, Pages 242-244
|
|
| 9 | 3 |
Gas Laws
|
Combined gas laws and ideal gas behavior
|
By the end of the
lesson, the learner
should be able to:
Combine all three gas laws into general gas equation - Apply PV/T = constant for fixed mass of gas - Solve complex problems involving multiple variables - Explain ideal gas assumptions |
Mathematical combination of gas laws
- Problem solving with changing P, V, and T - Discussion on ideal gas concept - Analysis of real gas deviations from ideal behavior |
Combined law worksheets, Complex problem sets, Calculators, Ideal gas assumption charts
|
KLB Secondary Physics Form 3, Pages 243-245
|
|
| 9 | 4 |
Gas Laws
|
Combined gas laws and ideal gas behavior
|
By the end of the
lesson, the learner
should be able to:
Combine all three gas laws into general gas equation - Apply PV/T = constant for fixed mass of gas - Solve complex problems involving multiple variables - Explain ideal gas assumptions |
Mathematical combination of gas laws
- Problem solving with changing P, V, and T - Discussion on ideal gas concept - Analysis of real gas deviations from ideal behavior |
Combined law worksheets, Complex problem sets, Calculators, Ideal gas assumption charts
|
KLB Secondary Physics Form 3, Pages 243-245
|
|
| 9 | 5 |
Gas Laws
|
Kinetic theory of gases
|
By the end of the
lesson, the learner
should be able to:
State basic assumptions of kinetic theory - Explain gas laws using molecular motion - Relate temperature to average kinetic energy - Analyze molecular behavior in different conditions |
Discussion of kinetic theory postulates
- Molecular explanation of gas laws - Mathematical relationship between temperature and kinetic energy - Analysis of molecular motion at different temperatures |
Kinetic theory diagrams, Molecular motion animations, Temperature-energy relationship charts, Theoretical discussion materials
|
KLB Secondary Physics Form 3, Pages 244-245
|
|
| 10 | 1-2 |
Gas Laws
|
Absolute zero and temperature scales
|
By the end of the
lesson, the learner
should be able to:
Explain concept of absolute zero temperature - Extrapolate gas law graphs to find absolute zero - Convert between temperature scales - Analyze relationship between Celsius and Kelvin scales |
Graph extrapolation to determine absolute zero
- Mathematical analysis of temperature scale relationships - Problem solving with temperature conversions - Discussion on theoretical and practical aspects of absolute zero |
Graph paper, Extrapolation exercises, Temperature scale diagrams, Conversion worksheets, Scientific calculators
|
KLB Secondary Physics Form 3, Pages 241-245
|
|
| 10 | 3 |
Gas Laws
|
Comprehensive applications and problem solving
|
By the end of the
lesson, the learner
should be able to:
Solve complex multi-step gas law problems - Apply gas laws to real-world situations - Analyze atmospheric and weather-related phenomena - Review all gas law concepts and applications |
Comprehensive problem solving session
- Analysis of weather balloons, scuba diving, and atmospheric pressure effects - Review of all gas laws - Preparation for examinations with complex scenarios |
Past examination papers, Multi-step problem sets, Real-world scenario worksheets, Summary charts, Calculators
|
KLB Secondary Physics Form 3, Pages 235-245
|
|
| 10 | 4 |
Gas Laws
|
Comprehensive applications and problem solving
|
By the end of the
lesson, the learner
should be able to:
Solve complex multi-step gas law problems - Apply gas laws to real-world situations - Analyze atmospheric and weather-related phenomena - Review all gas law concepts and applications |
Comprehensive problem solving session
- Analysis of weather balloons, scuba diving, and atmospheric pressure effects - Review of all gas laws - Preparation for examinations with complex scenarios |
Past examination papers, Multi-step problem sets, Real-world scenario worksheets, Summary charts, Calculators
|
KLB Secondary Physics Form 3, Pages 235-245
|
|
| 10 | 3-5 |
Gas Laws
|
Comprehensive applications and problem solving
|
By the end of the
lesson, the learner
should be able to:
Solve complex multi-step gas law problems - Apply gas laws to real-world situations - Analyze atmospheric and weather-related phenomena - Review all gas law concepts and applications |
Comprehensive problem solving session
- Analysis of weather balloons, scuba diving, and atmospheric pressure effects - Review of all gas laws - Preparation for examinations with complex scenarios |
Past examination papers, Multi-step problem sets, Real-world scenario worksheets, Summary charts, Calculators
|
KLB Secondary Physics Form 3, Pages 235-245
|
|
| 11-12 |
END YEAR 2025 EXAMINATIONS |
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