to recognise and address barriers to learning, and how to plan for diversity. Time Allocation 1.4.1 Foundation The instructional time for subjects in the Foundation Phase is as indicated in the table below: Subject Time allocation per week (hours) Home Language First Additional Language Mathematics Life Skills Beginning Knowledge Arts and Craft Physical Education Health Education 6 4 (5) 7 6 1 (2) 2 2 1 Instructional time for Grades R, 1 and 2 is 23 hours. For Grade 3, First Additional Language is allocated 5 hours and Beginning Knowledge is allocated 2 hours as indicated by the hours in brackets in the table above. 1.4.2 Intermediate Phase The below shows the subjects and instructional times in the Intermediate Phase. Subject Time allocation per week (hours) Home Language First Additional Language Mathematics Science and Technology Social Sciences Life Skills Creative Arts Physical Education Religion Studies 6 5 6 3.5 3 4 1.5 1.5 1 1.4.3 Senior Phase The instructional time in the Senior Phase is as follows: Subject Time allocation per week (hours) Home Language Additional Language Mathematics Natural Sciences Social Sciences Technology Economic Management Sciences Life Orientation 5 4 4.5 3 3 2 2 2
Electronics 10 Topics Grade 11 Topics Grade 12 Topics Occupational Health and Safety Responsibilities, Workshop Rules & Procedures Occupational Health and Safety Introducing the OHS Act ,Machinery Regulations and Electrical Machinery Regulations Occupational Health and Safety The consequences of the OHS act, risk assessment, human rights in the workplace, work ethics and emergencies Tools and measuring instruments Tools and how to use it Tools and measuring instruments Measuring instruments and how to use it RLC The effect of AC on Series and Parallel RLC Circuits Basic Principles of Electricity Introduction of electricity as the core of the subject Waveforms Introduction of waveforms, pulse technique and wave shaping as an approach to electronics Semiconductor Devices Introduction to the FET, UJT, Darlington, 741 Op-Amp and 555 Power Sources Basic power sources such as the battery and how it operates. RLC The effect of AC on Series RLC Circuit Switching Circuits Electronic Switching Circuits using the 555 Timer and 741 Electronic Components electronic components and how it operates. Semi Conductor Devices Introduction of components and solid state devices Amplifiers Principle of operation and application of discrete component amplifiers and oscillators. Logics Boolean and basic logic gates with its application Power Supplies Principle of operation of linear power supplies, series and shunt using regulation. Communications Basic communication principles, antenna systems and modulation Amplifiers Principle of operation and application of transistor amplifiers. Principles of Magnetism Principles of Magnetism and the relevant Laws. Sensors and Transducers Sensors and transducers as the interface between real conditions and electronic circuitry Communications Circuits, Transmitters and Receivers and its basic principle of operation. Digital Grade 10 Topics Grade 11 Topics 12 Topics
Occupational Health and Safety Responsibilities, Workshop Rules & Procedures Occupational Health and Safety Introducing the OHS Act ,Machinery Regulations and Electrical Machinery Regulations Occupational Health and Safety The consequences of the OHS act, risk assessment, human rights in the workplace, work ethics and emergencies Tools and measuring instruments Tools and how to use it Tools and measuring instruments Measuring instruments and how to use it Switching Circuits Electronic Switching Circuits using the 555 Timer and 741 Basic Principles of Electricity Introduction of electricity as the core of the subject DC Machines Introducing of DC machines, its construction and operating principles Digital and Sequential Devices Decoders and encoders, principles of combinational circuits without memory, principles of memory elements, counters and registers Power Sources Basic power sources such as the battery and how it operates. Waveforms Introduction of waveforms, technique and wave shaping as an approach to electronics Microcontrollers History of Microcontrollers, Hardware, Software and PICAXE using Logicator as an approach to programming PICS. Electronic Components Basic electronic components and how it operates. Power Supplies Principle of operation of linear power supplies, series and shunt using regulation. Logics Boolean Logic and basic logic gates with its application Semi Conductor Devices Introduction of components and solid state devices Communications Basic communication principles, antenna systems and modulation Logics Boolean Karnaugh Maps, Logic Probes, RTL, TTL and Logic IC’s. Principles of Magnetism Principles of Magnetism and the relevant Laws. Sensors and Transducers Sensors and transducers as the interface between real world conditions and electronic circuitry Communications Tuned Circuits, Transmitters and Receivers and its basic principle of operation. Content Outline per Term: Electrical Electrical: 10
5 Safe Use and Care of Instruments skills will be practiced in this week and honed throughout the year) Continuity Tester Analog Multimeter (Focus on Demonstrations) Digital Multimeter Megger / Insulation Tester The Oscilloscope (Teacher to Set Up Instrument) Practical: Conduct simple continuity tests using the multi-meter. 6 Basic Principles of Electricity Atomic Theory Theory of current flow. (Electron flow vs. Conventional Current Flow) Resistive Characteristics of different materials Conductors, Semi Conductors, Insulators What is Conductor / Semi Conductor / Insulator 2-3 Examples of each and characteristics. No further theory needed A wire is a conductor, but not all conductors are made of wire (Electrical Shock and Safety) of Materials used as conductors: copper, aluminium, gold, silver, steel and nickel chrome wire. Specific resistance. (No Calculations) Negative and Positive Temperature coefficient. (No Calculations) 7 The Resistor What is a resistor Composition of Resistor Types of Resistor Tolerance (Indicated Value vs. Measured Value)(2% and 5%) Colour Code of Resistors (4 band and 5 Band resistors) Power vs. Size (1/8w, 1/4 W, 1/2 W, 2W and 5W) Measuring the Value of Resistors Calculating the Value of Resistors Potentiometer ( Construction, functional operation, symbols) Rheostat (Difference between a Potentiometer and Rheostat ( Construction, functional operation, symbols)
4 Electronic Components Introduction of Electronic Components What are Electronic Components? Purpose of Electronic Components Considerations when obtaining electronic components of Components Switches (Functional operation, symbols) SPST. SPDT, DPST, DPDT, Rotary Switch Switches Magnetic Switches, Key Switches Applications and practical in simple circuits Practical: Identify/test/measure different electronic components 5 The Capacitor Composition , Construction, functional operation, symbols, characteristic curves and values Basic principles of electrostatic charge: Time constant Charging rates and time constant including curves and calculations Graph Application of capacitors in DC (Examples of smoothing circuit and RC Time constant) Capacitors in Series Capacitors in Parallel Practical: Calculation of Charge: Practical: Calculation of total capacitance in Series (2, 3 and 4 Capacitors) Practical: Calculation of total capacitance in Parallel (2, 3 and 4 Capacitors) Practical: Charging Characteristics of the Capacitor. Include drawing of graph from data
Calculations Inverting Amplifier Non Inverting Amplifier Gain Practical: Build a non- inverting amplifier on breadboard using a 741 Op Amp. Use a Function Generator and Oscilloscope to show input and output waveforms 3 Integrated Circuits - The 555 Timer Basic Construction Symbol Functional Operation Characteristic Curves & Typical Operating Voltages Application as a timer Practical: Build a clock pulse generator using a 555 Timer IC on a breadboard and display the output on an oscilloscope 4 Switching Circuits Principle of operation of Switching Circuits operational amplifiers and timers Multi-vibrators Bi-Stable Circuit Diagram and Operation Measurement of Input and Output waveforms Practical: Construct a Bi-Stable Multi-vibrator on a breadboard using a 741 Op-Amp/555 Timer with LEDs 5 Mono-stable Multi-vibrator Circuit Diagram and Operation Measurement of and Output waveforms Practical: Construct a Mono Stable Amplifier on a breadboard a 741 Op-Amp / 555 Timer and LEDs 6 A-Stable Multi-vibrator Circuit Diagram and Operation Measurement of Input and Output waveforms Practical: Construct an A-Stable Amplifier on a breadboard using a 741 Op-Amp/555 Timer and show output using LEDs and the Oscilloscope 7 Schmidt Trigger Circuit Diagram and Operation
Assessment Programme of Assessment The Programme of Assessment is designed to spread formal assessment in all subjects in a school throughout a term. Without this programme, tests and tasks are crowded into the last few weeks of the term creating unfair pressure on the learners. The following is the Programme of Assessment for Grade 10 - 11 GRADE 10 - 11 ASSESSMENT REQUIREMENTS ASSESSMENT TERM 1 TERM 2 TERM 3 TERM 4 % OF FINAL PROMOTION MARK MARK Weighting Tests 1 1 10 25 250 total converted to mark out of 100 Mid-year examination 1 15 Practical Assessment Task 25 250 converted to mark out of 100 Final examination 1 50 200 TOTAL – PROMOTION MARK 400 The table below shows the compilation of the school based assessment mark: Description Time Frame Weighting of final mark Mark Allocation Control test 1 Term 1 January – April 5% 50 Mid-year examination Term 2 May – June 15% 150 Control test 2 Term 3 July – October 5% 50 Total 25% 250 The following is the Programme of Assessment for Grade 12: GRADE 12 ASSESSMENT REQUIREMENTS ASSESSMENT TASKS TERM 1 TERM 2 TERM 3 TERM 4 % OF PROMOTION MARK MARK Weighting
Percentage Marks +/- 4 Percentage Marks +/- 4 Marks Percentage Marks +/- 4 Marks Occupational Health and Safety 6% 12 3% 6 4% 8 Tools and measuring instruments 10% 20 3% 6 Basic Principles of Electricity 16% 32 Power Sources 10% 20 Electronic Components 13% 26 Domestic Installations 32% 64 Principles of Magnetism 13% 26 DC Machines 13% 26 Single AC Generation 13% 26 Single-phase Transformers 13% 26 RLC 10% 20 21% 42 Control Devices 16% 32 Single Phase Motors 16% 32 Power Supplies 13% 26 Three Phase AC Generation 17% 34 Three Phase Transformers 13% 26 Three Phase Motors & Starters 17% 34 Programmable Logic Controllers (PLC) 28% 56 100% 200 Marks 100% 200 Marks 100% 200 Marks Examination Weighting in Electronics Topic Grade 10 Grade 11 Grade 12
Percentage Marks +/- 4 Percentage Marks +/- 4 Marks Percentage Marks +/- 4 Marks Occupational Health and Safety 6% 12 3% 6 4% 8 Tools and measuring instruments 10% 20 3% 6 Basic Principles of Electricity 16% 32 Power Sources 10% 20 Electronic Components 13% 26 Logics 16% 32 Communications 16% 32 13% 26 Principles of Magnetism 13% 26 Waveforms 13% 26 RLC 13% 26 21% 42 Semi Conductor Devices 23% 46 17% 34 Power Supplies 26% 52 Amplifiers 29% 58 Sensors and Transducers 6% 12 Switching Circuits 29% 58 100% 200 Marks 100% 200 100% 200 Marks Examination Weighting in Digital Grade 10 Grade 11 Grade 12 Percentage +/- 4 Marks Percentage Marks +/- 4 Marks Percentage Marks +/- 4 Marks Occupational Health and Safety 6% 12 3% 6 4% 8 Tools and measuring instruments 10% 20 3% 6 Principles of Electricity 16% 32 Power Sources 10% 20 Electronic Components 13% 26 Logics 16% 32 26% 52