Wednesday, 2 September 2020

PHYSICS (SCIENCE) TEACHING AND LEARNING RESOURCES GRADES 10-12.

PHYSICS TEACHING AND LEARNING RESOURCES





General outcomes  

Physics

Develop an understanding of General Physics

Develop investigative skills

Demonstrate an understanding of mechanics

Demonstrate an understanding of thermal physics

Develop investigative skills

Demonstrate an understanding of wave motion

Demonstrate an understanding of sound

Demonstrate an understanding of Light

 Demonstrate an understanding of magnetism 

 Demonstrate an understanding about Static electricity

 Develop investigative skills

 Demonstrate an understanding of Current Electricity 

 Demonstrate an understanding about electromagnetic induction

 Demonstrate an understanding of basic electronics

 Demonstrate an understanding about atomic physics

Key Competence

 Demonstrate ability to measure length, time, mass, weight and volume

Show skills and knowledge to calculate density, speed, velocity, acceleration and force

Demonstrate ability to use different sources of energy

  Demonstrate ability to use simple machines to do work  

  Demonstrate ability to show how pressure varies with volume and temperature

  Show skills and knowledge on the construction of thermometers 

  Demonstrate ability to show heat transfer in solids ,liquids ,and gases 

 Demonstrate ability to measure current and voltage

 Show skills and knowledge to dispose cells  and battery

 Demonstrate ability to save electricity

   Demonstrate ability to cost use of electricity 

  

General physics

 International System of Units 

Specific Outcomes: 

  Distinguish between basic and derived quantities

  Identify basic units and derived units

   Distinguish between basic and derived quantities

 Identify basic units and   derived units.

Recognise prefixes, multiples and submultiples of fundamental and derived units.

Use scientific notation and significant figures in numerical problems.

Demonstrate the use of  various measuring instruments  to determine length 

 Demonstrate the use of clocks and devices for measuring an interval of time 

Identify factors that affect the period of a simple pendulum

Distinguish between mass and weight

 Demonstrate how to measure mass and weight 

Demonstrate how to locate the centre of mass of an object

 Describe qualitatively the effect of the position of the centre of mass on the stability of an object. 

Click here to explore: General Physics Lesson Mind Map 

Introduction

International System of Units (SI), French Système Internationale d'Unités, international decimal system of weights and measures derived from and extending the metric system of units. Adopted by the 11th General Conference on Weights and Measures in 1960, it is abbreviated SI in all languages. 

Watch This Video First: Full Lesson Physical Quantities and Measurements

SI units intro   System  of units     Base and derived units   Quantity base/derived   Derived quantities   Conversions    Conversions 2   Scientific Notations   Scientific Notation 2   How to convert   Significant figures 

Measuring quantities  Measuring Quantities 2   Unit  & measurement  Mass and weight   Mass vs weight

Mass & weight clarification   Centre of mass calculations   Stability & centre of mass 

Read General Physics Notes Below:

Further Reading Unit 1: Tom Duncan and Heather Kennett 2014 

Download the book Here

Simulation: Pendulum Lab



Mechanics

Linear Motion 

Describe the terms used in mechanics.

 Demonstrate the use of  equations of uniformly accelerated motion to solve problems

  Interpret graphical representation of distance-time, Displacement -time, speed-time, velocity-time and acceleration-time. 

 Investigate the consequences of over    speeding

Describe the acceleration of free fall for a body near the earth.

Describe qualitatively the motion of bodies falling in a uniform gravitational field with and without air resistance

Introduction: Linear Motion

Media Resources

Watch This Video First: Linear Motion Full Lesson

Explore More: 

Linear Motion Graphs   Equations of Motion  Equations Of Motion 2   Linear Motion 

Velocity Vs Time Graph  Velocity and Acceleration   Free Fall   Free Fall Calculations 


SImulations:  1. Motion with Constant Acceleration   2. Forces and Motion 

Read Notes Below:


Further Reading Unit 1: Tom Duncan and Heather Kennett 2014 

Download the book Here



Forces

Explain what    force is. 

Explain the effect of forces on bodies.

Describe the inertia law

Demonstrate the relationship between force and acceleration 

Demonstrate the relationship between mass and acceleration.

Perform calculations on force. 

 Investigate the effect of force on a spring.

Demonstrate the effects of friction on the motion of a body.

 Describe the motion in a circular path due to a perpendicular force.

Perform calculations based on the principle of moments.

Investigate the everyday application of moments.

Explain the meaning of the terms work, energy and power.

 Identify the units of measurement for work, energy and power

 Calculate work using the appropriate formula

  Identify the different forms  of energy 

 Demonstrate  energy transformation from one form to another

Describe the conservation of energy

Demonstrate the calculation of efficiency of energy conversion using the appropriate formula

Demonstrate  calculation of  power using the appropriate formula      

Introduction: Force introduction     

Media Resources  

Watch These Videos First: 1. Forces and Motion Full Lesson  2. Force and Laws of Motion Full Lesson

  Force 2  Effects of force  Effects of forces  Inertia and Mass  1st law of motion   2nd law of motion

3rd law of motion  Force,mass & acceleration  2nd law of motion 2  Calculating force  

Calculating force,mass & acceleration  stretching a spring  Factors affecting friction   Rolling friction

Friction  Circular motion  circular motion 2   Principle of ,moments & weights on bridges  

Turning forces    Moments,torque and angular momentum   Moments  Law of moments  Work,energy & power

Work & energy  Work & energy 2  Power/work/energy   Different forms of energy  Forms of energy 2 

Forms of energy 3   Gravitational potential & kinetic energy    Gravitational potential and kinetic energy 2  Calculations/gravitational potential and kinetic energy  Gravitational potential energy   

Gravitational potential energy 2   Renewable energy  Renewable energy 2  Non-renewable energy

 Renewable and non-renewable energy  Environmental impact of use of energy  

Environmental effects of energy consumption  Energy transformations  Energy transformations 2  

Conversation of energy  Law of conservation of energy  Law of conservation of energy  

Application of law of conservation of energy   Efficiency calculations  Power and efficiency  

Power and efficiency 2  Power work and energy   

Simple Machines

Pulley, lever,wheel  simple machines 1  Simple machines 2  Simple machines demo  Mechanical advantage  

Simple machines calculations  Simple machine calculations 2  

Relationship between Efficiency & mechanical advantage

Further Reading Unit 1: Tom Duncan and Heather Kennett 2014 

Download the book Here

Explore More Notes below:


Simulations 

Forces and Motion

Simulations: Friction

Energy Forms and Changes

Gravity Force Lab

Hook's Law

Masses and Springs

Uniform Circular Motion 


Thermal Physics

Explain What the kinetic theory is

Describe qualitatively the molecular model of matter.

 Explain changes of state in terms of the kinetic theory of matter

Apply kinetic theory to explain rates of diffusion, Brownian motion, evaporation and cooling effect of evaporation

Introduction:

Media Resource:

Watch This Video First: Kinetic Theory of Matter Full Lesson

Explore more:

Kinetic molecular theory  Kinetic theory of gases  Kinetic theory and phase changes  Molecular model of matter

Change of state  Solids,liquids and gases   Kinetic molecular theory and diffusion  Brownian motion  

Evaporation causes/cooling    Evaporation  Heating and cooling graphs  Evaporation and condensation

Gas pressure 1  Gas Pressure

Further Reading  Pages 72-80: Tom Duncan and Heather Kennett 2014 

Download the book Here



Measurements of Temperature

Specific Outcomes

Explain what temperature is

 Describe physical properties of substances which change with temperature.

 Measure the temperature with thermometers

 Describe suitability of alcohol and mercury for use in liquid-in-glass thermometers.

Describe the relationship between the Celsius and Kelvin scales.

 Describe the structure and use of a thermocouple thermometer

 Demonstrate the measurement of temperature using an appropriate thermometer

 Introduction:Temperature intro

Media Resource

Watch This Video First: Measurements of Temperature Full Lesson

Explore More

  Temperature and heat  What is temperature?  Physical and chemical changes 1 

 Physical and chemical changes 2  Physical and chemical changes 3 

 Temperature and thermometers 1  

Types of Thermometers  Types of Thermometers 2   Clinical Thermometer  Mercury vs Thermometer 

Fahrenheit,Celsius & Kevin scales    Temperature scales  Thermocouple   Thermocouple 2  

Reading  Pages 85-96: Tom Duncan and Heather Kennett 2014 

Download the book Here

Read Notes Below:


Quiz: Thermometers and Measurements of Temperature




Expansion of Solids, Liquids and Gases.

Describe qualitatively the thermal expansion of solids, liquids and gases

Explain the effects of expansion of water on aquatic life.

Demonstrate that solids, liquids and gases expand at different rates.

 Demonstrate how to determine the boiling and melting point of different substances.

Explain effects of pressure on the melting and boiling points.

Investigate effects of impurities on the melting and boiling Points of substances

 Demonstrate the effect of varying pressure on volume of a gas

 Describe the relationship between temperature and volume of a gas

 Explain the Kelvin scale from the relationship between temperature and volume.

 Demonstrate the use of the ideal gas equation to solve simple numerical problems. 

Introduction:Thermo expansion intro

Media Resource

Watch This Video First: Expansion of Solids,Liquids and Gases Full Lesson

Explore More

  Gaps in rail tracks  Linear expansion of solids  Thermo expansion of solids 

Expansion of gases    Thermo expansion   Thermo expansion of liquids  

 Thermo expansion of liquids 2 

Thermo expansion of liquids  Therm expansion of solids and liquids  Water and expansion 

Thermo expansion of water Anomalous expansion of water  Physical properties   

Matter and expansion

Real life application of Thermo expansion  Effects of heat on matter  Boiling and melting point

Melting point of naphthalene  Effects of pressure on boiling water  

Effects of pressure and impurities on melting point    Atmospheric pressure & boiling point   

Effects of pressure & Temperature on matter   Pressure and volume of gas 

 Pressure and volume of gas 2  

Pressure,Volume and Temperature  Pressure in gases  Absolute zero  Absolute temperature and the Kevin scale

Kevin scale  Ideal gas equation  Ideal gas equation 2   Ideal gas equation 3  

Reading  Pages 81-84: Tom Duncan and Heather Kennett 2014 

Download the book Here

Simulation:  Gas Properties

Simulation: Energy forms and changes through Heat conduction



Heat transfer by Conduction, Convection and Radiation.

Explain methods of heat transfer.

 Use kinetic theory to explain heat transfer.

Demonstrate heat conduction in different substances.

Demonstrate the uses of bad and good conductors of heat.

 Demonstrate convection in liquids and gases.

 Demonstrate the differences between bad and good absorbers of radiant energy

 Demonstrate the differences between good and bad heat emitters.

 Explain every day’s applications of knowledge on conduction, convection and radiation.

Introduction: Heat Transfer

Media Resource:

Watch This Video First: Heat Transfer through Conduction,Convection and Radiation

Explore More

Conduction,convection & Radiation  Heat transfer 1  Heat transfer 2  Conduction of heat  Convection

Radiation  Radiation 2  Conductors and Insulators  Bad conductors  What material conducts heat best?  

Black bodies and heat conduction   Infra red radiation  Colour and emission of heat Radiation technologies in daily life    

Reading  Pages 97-104: Tom Duncan and Heather Kennett 2014 

Download the book Here

 Read More Notes Below:



Quiz: Heat Transfer Conduction,Convection and Radiation




Wave Motion

Demonstrate wave motion.

 Distinguish between longitudinal and transverse waves.

Describe the terms associated with waves 

 Apply the wave equation in solving wave motion problems 

 Explain the use of waves in everyday life.

Introduction: Introduction to wave motion

Media Resource:

Watch This Video First: Wave Motion Full Lesson

Explore More:

  Wave motion 1 Wave motion 2  Wave machine demo 

 Transverse and longitudinal waves   Transverse and Longitudinal waves 2  Transverse and longitudinal waves 3  

Transverse and longitudinal waves demo  Wave behaviour  Period,Frequency,Wave Length,Wave speed  Wave terminologies  Sound properties  Equation of a wave   Waves in real life    Application of Electromagnetic Waves 

Reading  Pages 106-112: Tom Duncan and Heather Kennett 2014 

Download the book Here

More Notes Here: Wave Motion Summary Notes

Simulation: Wave Interference

Simulations:Waves on a string



Electromagnetic Spectrum

Specific Outcomes

Describe main components of electromagnetic spectrum.

 Describe the properties of electromagnetic waves 

Identify the sources of each of the rays in the electromagnetic spectrum

 Explain the use of each of the waves in the electromagnetic radiation spectrum.

Explain the harmful effects of ultra violet radiation, gamma rays and x-rays to life. 

 Describe the method of detection of each of the main components of the electromagnetic spectrum. 

Introduction: What is Electromagnetic Spectrum? 

Media Resource

Watch This Videos First:  Electromagnetic Spectrum 

Explore More

 Propagation of electromagnetic Waves   

 Types of electromagnetic spectrum  Properties of electromagnetic waves

E.M radiation  Uses of E.M  Uses of E.M  Dangers of E.M radiation  Dangers of E.M radiation      

Advanced full lesson-Electromagnetic spectrum

Reading  Pages 135-139: Tom Duncan and Heather Kennett 2014 

Download the book Here

Summary Notes: Electromagnetic Spectrum 1 Electromagnetic Spectrum 2

Electromagnetic Spectrum 3

Animation-Electromagnetic Spectrum

Simulation: Colour Vision




Properties of Sound

Explain how sound is produced.

Describe what rarefactions and compressions are

 Describe the approximate range of audible frequencies 

Investigate that sounds requires a medium for transmission

Determine the speed of sound in air.

Describe the relative speed of sound in solid, liquid and gas.

Demonstrate the characteristics of sound waves.

 Describe the factors which influence the quality of sound

 Describe what ultrasonic is

 Describe the uses of ultrasonic.

State how to minimise sound pollution 

 Introduction: Sound intro 

Media Resources

Watch This Lesson First: Sound Full Lesson

Explore More

 Characteristics of sound waves  Graphical representation of sound waves   Sound behaviour 

Sound experiment  Hearing range of humans  Frequencies and sound  Sound propagation  Sound transmission 

Speed of sound  Speed of sound 2  Speed of sound 3  Speed of sound 4  

Relative speed of sound in solids,liquids and gases   sound waves  behaviour 2  Factors influencing the speed of sound in air    Ultra sound   Principles of ultra sound  Uses of ultra sound  Ultra sound in real life 

 How Ultra sound works demo   Uses of ultra sound 2  

Reading  Pages 140-144: Tom Duncan and Heather Kennett 2014 

Download the book Here

Read More Notes Below:


Quiz: Properties of Sound




Light


Specific Outcomes

Describe the rectilinear propagation of light.

 Investigate the formation of shadows and eclipse.

 Describe reflection of light.

  Investigate the laws of reflection of light

Demonstrate the formation of images by plane mirrors.

Identify the position of an image using plane mirrors.

Describe what refraction of light is

Explain the terms of refraction of light

Verify the laws of refraction of light.

 Describe what refractive index is

Investigate the refractive index of a glass block.

Calculate refractive index of a substance (n) using real and apparent depth

 Explain the term ‘critical angle’

Describe the relationship between critical angle and refractive index

  Explain how total internal reflection occurs

Explain how total internal reflection is used.

Describe different types of lenses.

 Explain the action of lenses on beams of light.

Demonstrate how to determine the focal length,

Demonstrate how to obtain images formed by converging lenses 

  Describe the uses of lenses in everyday life. 

Introduction:

Rectilinear Propagation/Reflection of Light

Watch These Lessons First: 1. Rectilinear Propagation of Light Full Lesson 2. Reflection of Light

 3. Reflection of Light 2   4. The Human Eye 5. Human Eye 2

Explore More

Rectilinear propagation 1   Rectilinear Propagation 2  Formation of shadows  Light & shadow eclipse

Umbra & Penumbra  Reflection of light  Regular & diffused reflection  Laws of reflection  

Laws of reflection 2 

Laws of reflection 3   Structure of the human eye    Light   Properties of an image formed by a plane mirror 

Real and virtual images  Formation of an image in the plane mirror  Reflection practical 

 Verification of laws of light  

Refraction of  Light

Watch These Videos First: 1. Refraction of Light 2. Refraction of Light 

Explore More

Intro refraction of light  Why does refraction occur?  Law of refraction of light  Terms in refraction 

Refraction of light   Snell's Law   Refractive index  Refractive index 2  Calculating refractive index  

Refractive index calculating formula  Total internal reflection  Total internal reflection 2  Total internal reflection 3 Critical angle   Refractive index vs critical angle  effects of internal reflection  Total internal reflection demo 1 

Total internal reflection demo 2  Total internal reflection demo 3  

Lenses

Watch These Lesson First: 1. Converging Lenses  2. Concave and Convex Lenses 1

3. Concave and Convex Lenses 2  4. Concave and Convex Mirrors

Explore More

Intro to Lenses   Lenses     Convex and concave lenses Converging lenses  Ray diagrams  

Ray diagram Concave Mirror   Ray diagram Convex lens   Ray diagram Concave,Convex Lenses and Mirrors

 Ray diagram Concave lens and Convex mirror   Focal length  Defining Focal length  Focal length 2

Concave and Convex lenses in real life  Application of lenses  


    Detailed Lessons for further information on  Ray Diagrams

Click Here   and  Here

Reading  Pages 113-129: Tom Duncan and Heather Kennett 2014 

Download the book Here

Simulation:Blackbody Spectrum

Simulation: Refraction

Quiz: Light




Magnetism

Specific Outcomes

Describe properties of magnets

 Explain the domain theory of magnetism

 Demonstrate induced magnetism.

 Demonstrate the making of a magnet 

Demonstrate the demagnetisation of a magnet

Demonstrate the plotting of magnetic field lines.

Distinguish the magnetic properties of iron and steel.

Explain the use of magnetic screening and magnetic keepers.

 Describe the uses of magnets. 

Introduction: Introduction to Magnetism 

Media Resource

Watch These Videos First: Magnetism  Electromagnetism  Electromagnetism full lesson

Magnetic Fields Magnetic Field due to a Current Carrying Circular Coil

Explore More

  Properties of a magnet  Magnets  Magnetism 1  Magnetism 2   magnetism  Magnetic domains 

Permanent and induced magnetism   Making a magnet  Methods of demagnetization

Methods of magnetization and demagnetization  Magnetic field and field lines  

Magnetic properties of Steel vs Iron  Electromagnetism  Magnetic keepers Use of Magnets  Use of Magnets

Electromagnetic devices  Magnetism and sound  Experiments with Magnets  Magnetism

Reading  Pages 146-150 and 209-215: Tom Duncan and Heather Kennett 2014 

Download the book Here

Summary Notes Below


Simulation: Faraday's Law-Magnetic Field 

Quiz: Magnetism



Static Electricity

Specific Outcomes

Demonstrate existence of static   charges 

Explain how to detect electric charges

 Describe the properties and uses of static charges

  Describe the electric charging and discharging of objects

Explain the relationship between current and static electricity

 Investigate effects of static charges on the environment

Introduction: Intro Static electricity 

Media Resource

Watch These Lessons First: Static Electricity Full Lesson  Static Electricity Lesson 

Static Electricity Lesson 2  Static Electricity Demonstration  Static Electricity Summary

Explore More

  Static electricity  Electroscope  Gold leaf electroscope experiment 

Electric charge  Charging objects and charge polarization  Electrostatic discharge  Electrostatic discharge 2   

static electricity vs current electricity   Static vs current electricity 2  Static electricity causes and effects  

Static electricity causes ans effects   Lightening  

Reading  Pages  150-157: Tom Duncan and Heather Kennett 2014 

Download the book Here




Simulation: Balloons Static Electricity

Simulation: Coulomb's Law-Electrostatics

Simulation: Charges and Fields-Electric Fields




Current Electricity

Specific Outcomes

Describe the terms associated with electricity 

Identify the units of electric charge and current.

Demonstrate how to measure an electric current.

Describe what potential difference is.

  Describe what the volt is.

Differentiate between potential difference (PD) and electromotive force (EMF)

Describe the basic concept of EMF.

Demonstrate the measuring of potential difference (PD) and electromotive force (EMF)

Describe the structure of primary and secondary cells.

  Demonstrate charging and discharging of the accumulator.

 Identify methods of disposal of used cells 

Explain the meaning of resistance

Demonstrate how to determine resistance in a simple circuit.

Describe the relationship between current and potential difference in Ohmic and non Ohmic conductors

Describe what the internal resistance of a cell is.

Calculate the resistance in series and parallel circuits with Ohm’s law. 

Demonstrate energy transformations in an electric circuit.

Investigate the heating effect of an electric current.

Demonstrate how to calculate electrical energy.

 Describe the relationship of voltage, current and power.

Demonstrate how to calculate the cost of using electrical Energy

Describe the use of switches, fuses, earthing and the three pin-plugs.

Demonstrate energy transformations in an electric circuit.

 Investigate the heating effect of an electric current.

Demonstrate how to calculate electrical energy.

 Describe the relationship of voltage, current and power.

Demonstrate how to calculate the cost of using electrical Energy

Describe the use of switches, fuses, earthing and the three pin-plugs.

Explain magnetic field patterns of electric currents.

Describe the applications of the magnetic effect of an electric current. 

Explain the behaviour of an electric current in a magnetic field.

  Describe the application of a current placed in a magnetic field.

Describe the nature of forces between parallel currents.

Describe the effect of magnetic fields on human health and environment.

 Introduction: Current Electricity

Media Resource

Watch These Lessons First: 

Current Electricity Full Lesson   Electricity Lesson 1  Electricity Lesson 2/experiment

Current in Series Circuits  Electricity in Parallel Circuits  Potential Difference  Resistance  Mains Electricity

The National Grid  Resistance of  a Filament Lamp

Explore More

Electrical terms and concepts  Electric terms   Introduction to Electricity  Potential difference

 Charge,current and voltage  Coulomb,what is it?  Electrical current  Electric current 2   Measuring electric current 

Current in parallel circuits  Current in series   Calculating current and potential difference  

Voltage Potential difference,EMF,Voltage   Potential difference vs EMF   Electric Potential Difference 

Internal resistance 

Electric cells

Batteries intro   Intro 2  Primary and Secondary Cells  Electrochemistry  Lead battery acid  Lead battery recycling

Batteries,recycling & the environment   

Electrical resistance

Electrical resistance 1   Electrical resistance 2  Electrical resistance 3  Setting up Ohms law circuit  

Voltage and current laws   Calculating total resistance in series and parallel circuits   Resistance in electric circuits 

Ohm's Law  Resistors in series and parallel   Internal resistance of a cell  Internal resistance of a battery 2 

Series and parallel circuits full lesson -2 hours   Heating effect of electric current  

Heating effect of electric current 2   Heating effect of electric current 3   Circuits energy transformations 

Electrical energy calculations  Voltage,current & power      

Electrical resistance/heating effect of electric current

Voltage,current,resistance and power  Volts,Amps and Watts   Voltage,current & resistance  Electric power

Electric power 2  Electric power 3  Live,neutral,earth,fuses & fuses and circuit breakers   fuses and earth

Double insulated and earth wire  Double insulated appliances  Electrical installation-domestic 

Saving electricity  

Magnetic effects of electric currents

intro     Magnetic effect on electric current  Magnetic effects on electric current  Magnetic field due to current

Magnetic effect due to current  Magnetic field around current  Magnetic field of a wire  Magnetic field pattern 

EMF effects  EMF radiation  EMF and health   

Reading  Pages 157-167: Tom Duncan and Heather Kennett 2014 

Download the book Here 

Summary Notes 1

Summary Notes 2

Simulations: Circuit Construction Virtue Lab. D.C

Simulation: Ohms Law




Electromagnetic induction

Specific Outcomes

Investigate the phenomenon of electro-magnetic induction

 Describe the factors affecting magnitude and direction of induced EMF

State the direction of current produced by an induced EMF

Describe simple A.C. and D.C. generators.

 Compare the simple A.A. generator with a simple D.C. generator in terms of structure and its nature.

Describe the action of a diode in rectification.

Explain conversion of an A.C. generator to a D.C. generator.

Contrast the current produced by the D.C. generator with that produced from batteries.

Demonstrate the principles of mutual induction.

Describe the structure and operation of iron core transformers.

 Apply the transformer and power equations to solve numerical problems involving ideal transformers

Calculate the efficiency of a transformer given data.                                      

Explain advantages of high alternating potential difference power transmission.

Describe the implications of underground power transmission compared to overhead lines. 

 Describe the effects of improper management of transformers 

 Introduction: Induction Electromagnetic Induction

Media Resources

Watch These Videos First:

 Electromagnetic Induction Basic Lesson  Electromagnetic Induction Summary Lesson

Electromagnetic Induction-Detailed Lesson   Electric Motor  D.C Motors  A.C Motor/Generator  A.C and D.C Motors

Explore More

  Electromagnetic induction  Electromagnetic induction 2  Factors that affect magnitude EMI  

Lenz's law,right hand rule,induced current   

The simple A.C. and D.C. generators

A.C Generators  A.C & D.C Generators  Commutators  Rectifier  A.C & D.C  Differences A.C vs D.C

Transformers

Transformer intro  Transformers demos  How the transformer work  Self and mutual induction  Self induction

Transformers calculations  Transformer calculations 2 Transformer calculations 2  

Transformer circuit and equation   Transformer voltage and turns  High voltage in power lines and its effects

Underground vs overhead transmission  Over head and underground transmission   Transformer faults    

Reading  Pages 199-215: Tom Duncan and Heather Kennett 2014 

Download the book Here 

Summary Notes

Simulation: Faraday's Law




Electromagnetic induction

Specific Outcomes

Investigate the phenomenon of electro-magnetic induction

 Describe the factors affecting magnitude and direction of induced EMF

State the direction of current produced by an induced EMF

Describe simple A.C. and D.C. generators.

 Compare the simple A.A. generator with a simple D.C. generator in terms of structure and its nature.

Describe the action of a diode in rectification.

Explain conversion of an A.C. generator to a D.C. generator.

Contrast the current produced by the D.C. generator with that produced from batteries.

Demonstrate the principles of mutual induction.

Describe the structure and operation of iron core transformers.

 Apply the transformer and power equations to solve numerical problems involving ideal transformers

Calculate the efficiency of a transformer given data.                                      

Explain advantages of high alternating potential difference power transmission.

Describe the implications of underground power transmission compared to overhead lines. 

 Describe the effects of improper management of transformers 

 Introduction: Induction Electromagnetic Induction

Media Resources

Watch These Videos First:

 Electromagnetic Induction Basic Lesson  Electromagnetic Induction Summary Lesson

Electromagnetic Induction-Detailed Lesson   Electric Motor  D.C Motors  A.C Motor/Generator  A.C and D.C Motors

Explore More

  Electromagnetic induction  Electromagnetic induction 2  Factors that affect magnitude EMI  

Lenz's law,right hand rule,induced current   

The simple A.C. and D.C. generators

A.C Generators  A.C & D.C Generators  Commutators  Rectifier  A.C & D.C  Differences A.C vs D.C

Transformers

Transformer intro  Transformers demos  How the transformer work  Self and mutual induction  Self induction

Transformers calculations  Transformer calculations 2 Transformer calculations 2  

Transformer circuit and equation   Transformer voltage and turns  High voltage in power lines and its effects

Underground vs overhead transmission  Over head and underground transmission   Transformer faults    

Reading  Pages 199-215: Tom Duncan and Heather Kennett 2014 

Download the book Here 

Summary Notes

Simulation: Faraday's Law




Basic Electronics

Describe What thermionic emission is

Investigate properties of cathode rays

 Distinguish between direction of flow of electrons and flow of conventional current.

Describe applications of electron beams.

Describe the basic structure and an action of cathode-ray oscilloscope.

Describe the uses of cathode-ray oscilloscope. 

Media Resource

Watch This Lesson First:Thermionic Emissions

Thermionic Emissions   Cathode ray tube  Cathode ray tube  Properties of cathode rays  Direction of current flows

Conventional vs electron flow   Current flow   Cathode ray Oscilloscope    Cathode ray Oscilloscope 2

 Structure of Cathode Ray Oscilloscope   X-rays  X-rays 2   Application of Cathode ray Oscilloscope

Use of Cathode ray Oscilloscope 

Note Coming soon!




Atomic Physics

Describe the structure of the atom 

Describe the composition of the nucleus in terms of protons and neutrons

Explain mass number and atomic number 

 Describe the nature of radioactivity.

Describe the characteristics of the three kinds of radioactive radiations: alpha, beta and gamma.

 Describe methods of detecting radioactive emissions.

 Explain the origin and effects of background radiations

 Describe what radioactive decay is.

 Describe what nuclear fusion and fission is.

 Demonstrate how to determine half-life of a radioactive material

Explain uses of radioactive substances

Describe the safety precautions necessary when handling or storing radioactive substances. 

Explain the effects of radioactive substances on the environment and health. 

Investigate management practices which safeguard the environment from radioactive contamination.

Introduction: Atomic Physics

Media Resource:

Watch These Lessons First:

  Atomic Physics Lesson Series  Radioactivity Lesson Series  Radioactivity Full Lesson

Explore More:

 Nuclear Atom 

Atomic structure  Atomic structure 2  Electrons,Neutrons and Protons   Parts of an atom  




Radioactivity

Radioactivity introduction  Radioactivity intro 2   Radioactivity Radioactivity 2   Ionization  Absorption  

Alpha,Beta and Gamma radiation    Radiation rays Properties of Alpha,Beta and Gamma rays 

 Radioactivity detectors  Detecting nuclear radiation  Geiger Muller Tube -Radiation protection  

Geiger Muller Tube-radiation protection 2  Geiger Muller Tube-radioactivity  Nuclear fission and Fusion 

 Nuclear fusion  Nuclear fission  Nuclear fusion vs Nuclear fusion  Half life  Nuclear physics  

Radioactive decay calculations  Radioactive decay  calculations 2   Radioactive decay calculations 2

Uses of radioactive material  Uses of Alpha radiation  Uses of Beta and Gamma radiation  Radiation safety 

Precaution with radioactive material  Biological effects radiation  Effects of radiation on health  

Mutations causes by radiation 

Reading  Pages 230-238: Tom Duncan and Heather Kennett 2014 

Download the book Here 

Read Summary Notes

     Summary Notes Radioactivity



Full Chapter Section Videos

Physics

Electromagnetic Waves || Full Chapter     Electromagnetic Induction || Full Chapter

Units and Measurements || Full Chapter  Current Electricity || Full Chapter

 Duel Nature of Radiation and Matter || Full Chapter    Kinetic Theory || Full Chapter

 Laws of Motion || Full Chapter    Motion in a Plane || Full Chapter  

Semiconductor Electronics Part -1 || Full Chapter   Semiconductor Electronics Part -2 || Full Chapter 

Nuclei || Full Chapter   Atoms || Full Chapter   Wave Optics || Full Chapter 

 Ray Optics and Optical Instruments Part -1 || Full Chapter 

 Ray Optics and Optical Instruments Part -2 || Full Chapter

 Alternating Current || Full Chapter   Magnetism and Matter || Full Chapter 

 Moving Charges and Magnetism || Full Chapter   Electrostatic Potential & Capacitance Part-1 || Full Chapter

Electrostatic Potential & Capacitance Part-2 || Full Chapter   Waves || Full Chapter   Oscillations || Full Chapter

Thermodynamics || Full Chapter  Thermal Properties of Matter || Full Chapter

Mechanical Properties of Fluids Part 1 || Full Chapter      Mechanical Properties of Solids || Full Chapter 

Work Energy and Power || Full Chapter     Current Electricity || Full Chapter   Static Electricity || Full Chapter

Newton's Laws of Motion || Full Chapter  Propagation Of Sound Waves || Full Chapter   

Measurement of Length, Volume, Time and Mass || Full Chapter

Magnetic Field and Electric Currents || Full Chapter  Rectilliear Propagation Of Light || Full Chapter

Reflection of Light at a Plane Surface || Full Chapter   Thermometry || Full Chapter 

Expansion Of Solids, Liquids And Gasses || Full Chapter    Experimentation|| Full Chapter

 Transfer of Heat || Full Chapter    Sources of Energy || Full Chapter    Electricity || Full Chapter

Light-Reflation and Refraction || Full Chapter   Electric Charges and Fields Part -1 || Full Chapter 

Electric Charges and Fields Part - 2 || Full Chapter   Carbon and its compounds || Full Chapter

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