Biology Videos
Biology Videos
Importance Of Biology
Characteristics Of Living Things
Collecting Specimens
Differences Between Plants And Animals
Cell Organelles – Nucleolus Mitochondria And Ribosomes
Cell Organelles – Lysosomes And Centrioles
Cell Organelles – Endoplasmic Reticulum And Golgi Apparatus
Cell Organelles – Chloroplast And Vacuoles
Temporary Slides
Estimating Size Of Cells
Cell Specialization
Organ And Organ Systems
Comparison Between Animal And Plant Cells
Cell Physiology
Structure And Properties Of Cell Membranes
Properties Of Cell Membranes
Movement Of Substances In And Out Of Cells
Definition Of Diffusion
Factors Affecting Diffusion
Role Of Diffusion In Living Things
Definition And Demonstration Of Osmosis
The Process Of Osmosis
Plant Water Relations – Osmotic Pressure
Factors Affecting Osmosis
Role Of Osmosis In Living Cells
Water Relations In Animal Cells
Water Relations In Plant Cells
Water Relations In Plant – Plasmolysis
Water Relations In Plant – Deplasmolysis
Wilting In Plants
Water Relations In Plant – Turgor Pressure
Demonstration Of Osmosis Using Plant Tissues
Meaning Importance And Types Of Nutrition
Autotrophism – Plants Making Their Own Food
Adaptation To Leaf To Photosynthesis
Structure And Function Of The Chloroplast
The Process Of Photosynthesis
Factors Influencing Photosynthesis
Mechanism Of Active Transport
Factors That Limit Photosynthesis
Testing For Starch In A Leaf
Necessity For Carbon (iv) Oxide In Photosynthesis
Necessity For Light In Photosynthesis
Necessity For Chlorophyll In Photosynthesis
Investigating Gas Produced During Photosynthesis
Disaccharides And Polysaccharides
Monosaccharides – Chemicals Of Life
Lipids – Chemicals Of Life
Proteins
Enzymes – Biological Catalysts
Food Test For Starch
Food Test For Reducing Sugars
Food Test For Non-reducing Sugars
Food Test For Lipids
Food Test For Proteins
Food Test For Vitamin C
Transport In Plants
Transport In Plants 2
Plant Anatomy – The Root
Plant Anatomy – The Stem
Absorption Of Water And Mineral Salts
Transpiration In Plants
Internal Factors Affecting Transpiration
Environmental Factors Affecting Transpiration
Forces Involved In The Movement Of Water Up A Plant
Transport In Animals
Transport In Insects
Single And Double Circulation
The Mammalian Circulatory System
The Structure And Function Of The Mammalian Heart – External Structure
The Internal Structure Of The Mammalian Heart And Blood Flow
The Pumping Mechanism Of The Heart
Blood Vessels – Arteries Veins And Capillaries
Disease And Defects Of The Circulatory System
Structure And Function Of The Blood
Blood Groups And Blood Transfusion
Lymphatic System
Immune Response
Allergic Reactions And The Organ Transplant
Introduction To Gasesous Exchange
Gasesous Exchange In Plants – The Leaf And The Stomata
Gasesous Exchange In Through The Stem And Roots
Gasesous Exchange In Animals – Introduction
Gasesous Exchange In Terrestrial Insects
Gasesous Exchange In Bony Fish
Gasesous Exchange In Amphibians
Gasesous Exchange In Mammals
Regulation Of Breathing And Factors Affecting The Breathing Rate
Diseases Of The Respiratory System
Importance Of Respiration
The Mitochondria – Cell Organelle
Types Of Respiration
Oxygen Debt
Application Of Anaerobic Respiration
Respiratory Substances Ant Respiratory Quotients
Factors Affecting The Rate Of Respiration
Introduction To Excretion And ostasis
Excretion In Plants
Plant Excretory Products Of Economic And Medicinal Importance
Excretion And ostasis In Unicellular Organisms
Mammalian Excretory Products
Structure And Functions Of The Mammalian Skin
Structure And Functions Of The Mammalian Kidney And The Urinary System
Structure And Functions Of The Mammalian Nephron
Urine And Quantity
Kidney Diseases And Disorder
Structure And Functions Of The Mammalian Liver
Diseases And Disorder Of The Liver
Principles Of ostasis
Importance Of Classification
Principles Of Classification
Binomial Nomenclature
Kingdom Monera
Kingdom Protoctista
Kingdom Fungi
Kingdom Plantae
Division Bryophyta
Division Pteridophyta
Division Spermatophyta
Subdivision Gymnospermatophyta
Subdivision Angiospermaphyta
Kingdom Animalia
Phylum Arthropoda
Class Pisces
Class Amphibia
Class Mammalia
Class Reptilia
Class Aves
Identification Of Organisms
Dichotomous Key
Ecology – Introduction
Factors Affecting An Ecosystem – Abiotic Factors
Factors Affecting An Ecosystem – Biotic Factors
Nitrogen Cycle
Flow Of Energy In An Ecosystem
Populations
Population Estimation Methods
Adaptations Of Plants To Various Habitats
Air Pollution
Water Pollution
Land Pollution
Radioactive Emission
Human Diseases – Bacterial Diseases
Human Diseases – Protozoan Diseases
Cell Division And The Chromosomes
Plant Growth And Development
Types Of Cell Mitosis
Types Of Cell Meiosis
Asexual Reproduction – Fission
Spore Formation In Fungi
Budding In Yeast
Sexual Reproduction In Plants And Animals – Flowering Plant
Pollination In Flowering Plants
Seed And Fruit Development
Classification Of Fruits
Placentation In Plants
Dispersal Of Seeds And Fruits
Sexual Reproduction In Animals
Reproduction In Mammals
Human Male Reproductive System
Human Female Reproductive System
Gamete Formation
Fertilisation And Gestation
The Role Of Hormones During Pregnancy
The Role Of Hormones In Menstrual Cycle
Secondary Sexual Characteristics
Sexually Transmitted Infections
Advantages And Disadvantages Of Sexual And Asexual Reproduction
Introduction To Growth And Development
Growth And Development In Plants Seed Structure
Seed Dormancy
Seed Germination
Growth Regions In Plants
Primary Growth In Plants
Secondary Growth In Plants
Role Of Growth Hormones In Plants
Growth And Development In Animals – Introduction
Metamorphosis In Insects
Role Of Growth Hormones In Insects
Chemistry Videos
Introduction To Chemistry
Definition And Role Of Chemistry In The Society
Career Opportunities Related To Chemistry
Drug Use And Drug Abuse
The Typical School Laboratory
Laboratory Apparatus For Measuring Volume
Laboratory Apparatus For Measuring Mass
Laboratory Apparatus For Measuring Temperature
Laboratory Apparatus For Measuring Time
Other Laboratory Apparatus
The Bunsen Burner
Types Of Bunsen Burner Flames
Experiment To Find Out The Hottest Part Of Non Luminous Flame
Laboratory Safety Rules
Chemistry – Introduction
Mixtures – Introduction
Separation Of Solid Solid Mixtures
Separation Of Solid Liquid Mixtures – Decantation
Separation Of Solid Liquid Mixtures Filtration
Separation Of Solid Liquid Mixtures – Evaporation To Dryness
Separation Of Solid Liquid Mixture Filtration And Evaporation
Separation Of Solid Liquid Mixture – Crystallisation
Separation Of Solid Liquid Mixture – Simple Distillation
Separation Of Immiscible Liquid-liquid Mixtures
Separation Of Liquid Liquid Mixtures – Fractional Distillation
Solvent Extraction Method Of Separation of Mixtures
Chromatography – Separation Of Colours From A Dye
Effect Of Heat On Substances
Kinetic Theory Of Matter
Criteria Of Purity – Heating Pure Substances
Criteria Of Purity – Cooling Pure Substances
Criteria Of Purity – Heating Impure Substances2
Criteria Of Purity – Cooling Impure Substances
Comparison Between Heating And Cooling Curves Of Pure And Impure Substances
Applications Of Knowledge Of Purity
Temporary Physical Change
Temporary Chemical Changes
Permanent Chemical Changes
Constituents Of Matter
Constituents Of Matter Compound
Chemical Symbols
The Three States Of Matter – Chapter Review
Acids, Bases And Indicators
Flower Extract Indicator
Commercial Indicators
Universal Indicators And The Ph Scale
Chemical Properties Of Acids Reaction With Metals
Chemical Properties Of Acids Reaction With Carbonates And Hydrogen Carbonates
Chemical Properties Of Acids Reaction With Bases
Physical Properties Of Acids And Bases
Applications Of Acids And Bases
Applications And Uses Of Bases
Flower Extract Indicators
Air And Its
Percentage Of Air That Supports Combustion
Percentage Of Air That Is Used During Rusting
Percentage Of Air Used In Smouldering Of Phosphorus
Determining The Presence Of Carbon (iv) oxide In Air
Determining The Presence Of Water Vapour In Air
Fractional Distillation Of Liquefied Air
Uses Of Oxygen
Rusting Of Metals – Chapter Review
Water And Hydrogen
Burning Of Organic Substances In Air
Reaction Of Metals With Water
Reaction Of Metals With Steam
Reactivity Series Of Metals
Physical Properties Of Hydrogen
Chemical Properties Of Hydrogen Reaction Of Hydrogen With Copper Ii Oxide
Chemical Properties Of Hydrogen Reducing Property Of Hydrogen
Chemical Properties Of Hydrogen Burning Of Hydrogen In Air
Uses Of Hydrogen
Structure Of The Atom And The Periodic Table Introduction
What Is An Atom
The First Twenty Elements Of The Periodic Table
Energy Levels And Electron Arrangement
Building Atoms Of Elements
Atomic Number And Mass Number
The Periodic Table
Isotopes
Relative Atomic Mass R.a.m.
Ion Formation
Valency
Radicals
Oxidation And Oxidation Number
Writing Chemical Formulae
Molecules
Writing Of Chemical Equations
Chemical Families – Introduction
Alkali Metals Or The Group 1 Metals
Physical Properties Of Alkali Metals
Chemical Properties Of Alkali Metals Reaction With Air
Chemical Properties Of Alkali Metals Reaction Of Water
Chemical Properties Of Alkali Metals Reaction Of Chlorine
General Properties Of Alkali Metals
Uses Of Alkali Metals And Their Compounds
Alkaline Earth Metals
Physical Properties Of Alkaline Earth Metals
Chemical Properties Of Alkaline Earth Metals Reaction With Air
Chemical Properties Of Alkaline Earth Metals Reaction With Water
Chemical Properties Of Alkaline Earth Metals Reaction With Steam
Chemical Properties Of Alkaline Earth Metals Reaction With Chlorine
Chemical Properties Of Alkaline Earth Metals Reaction With Dilute Acids Acids
Ions And Formulae Of Some Compounds Of Alkaline Earth Metals
Uses Of Alkaline Earth Metals And Their Compounds
The Halogens
Physical Properties Of Halogens
Chemical Properties Of Halogens Reaction With Metals
Chemical Properties Of Halogens Reaction With Water
Uses Of Halogens
The Noble Gases
Some Uses Of The Noble Gases
Trends In Period 3 Elements
Chemical Properties Of Period 3 Elements Reaction With Oxygen
Chemical Properties Of Period 3 Elements Reaction With Water
Chemical Properties Of Period 3 Elements Reaction With Acids
Structure And Bonding – An Overview
Giant Ionic Structures
Covalent Bond
Co-ordinate Bond
Hydrogen Bonding
Giant Atomic Structures
Metallic Bonds
Types Of Bonds Across Period 3
Chapter Review On Covalent Bonds
Salts – Methods Of Preparation And Uses
Types Of Salts
Solubility Of Salts In Water
How To Obtain Crystals Of Salt From A Solution
Preparation Of Soluble Salts Reaction Of Acids With Metals
Preparation Of Soluble Salts Reaction Of Acids With Bases
Preparation Of Soluble Salts Reaction Of Acids With Metal Carbonates And Hydrogen Carbonates
Preparation Of Insoluble Salts Double Decomposition Or Precipitation Reactions
Preparation Of Salts Direct Combination Of Elements
Uses Of Some Salts
Exposing Salts To The Atmosphere
Action Of Heat On Salts Carbonates
Action Of Heat On Salts Nitrates
Action Of Heat On Salts Suphates
Chapter Review Of Conductors, Nonconductors And Electrolysis
Conductors And Non Conductors
Electrical Conductivity Of Substances In Aqueous State
Electrical Conductivity Of Molten Substances
Electrolysis
Applications Of Electrolysis
Chapter Review Of The Topic Carbon And Its Compounds
Carbon And Some Of Its Compounds Introduction
Allotropes Of Carbon
Burning Carbon In Air
Heating A Mixture Of Carbon And Copper (ii) Oxide
End Of Reactivity Series
Reaction Of Carbon With Concentrated Sulphuric(vi)and Concentrated Nitric(v) Acids
Physical Properties Of Carbon (iv) Oxide
Chemical Properties Of Carbon (iv) Oxide
Uses Of Carbon (iv) Oxide
Physical Properties Of Carbon (ii) Oxide
Chemical Properties Of Carbon (ii) Oxide
Other Sources Of Carbon (ii) Oxide
Carbonates And Hydrogen Carbonates
Extraction Of Sodium Carbonate From Trona
The Solvay Process
Effects Of Carbon (iv) Oxide And Carbon (ii) Oxide On The Environment
The Carbon Cycle
Carbon And Its Allotropes – Chapter Review
Gas Laws
Gas Laws – Boyles Law
Examples On Boyles Law
Gas Laws – Charles Law
Examples On Charles Law
Combined Gas Law
Examples On Combined Gas Law
Graham’s Law Of Diffusion
Examples On Grahams Law Of Diffusion
The Mole As A Basic Unit And Relative Mass
Examples On Relative Atomic And Formula Mass
Molecules And Moles
Examples On Molecules And Moles
Relationship Between Relative Atomic Mass And Moles
Relationship Between Relative Formula Mass And Moles
Empirical Formula
Examples On Empirical Formula
Molecular Formula
Molar Solutions – Mass Of 1 Mole Of Substance Dissolved In 1 Litre Of Water
Examples On Molar Solutions
Preparation Of Molar Solutions
Dilution Of A Solution
Stoichiometry Of Chemical Equations
Equation For The Reaction Between Copper Metal And Iron(ii)sulphate
Reaction Of Potassium Iodide And Lead (ii) Nitrate
Reaction Of Barium Ions And Carbonate Ions
Reaction Of Sodium Carbonate And Hydrochloric Acid
Volumetric Analysis (titration)
Direct Titration
Direct Titration Example1
Direct Titration – Example 2
Back Titration 2
Back Titration Example 1
Redox Titration
Redox Titration Example 2
Determining The Amount Of Water Of Crystallization Iron(ii)sulphate
Atomicity And Molar Gas Volume2
Atomicity And Molar Gas Volume
Gay Lussac’s Law
Carbon And Its Compounds
Hydrocarbons – The Alkanes
Cracking Of Alkanes
The Biomass Digester
Nomenclature Of Alkanes
Structural Formula Of Alkanes
Summary Of Nomenclature Of Alkanes
Homologous Series
Naming Of Branched Alkanes
Isomerism In Alkanes
Preparation Of Alkanes
Physical Properties Of Alkanes
Chemical Properties Of Alkanes
Uses Of Alkanes
Hydrocarbons – Alkenes
Nomenclature Of Alkenes
Isomerism In Alkenes
Laboratory Preparation Of Ethene
Physical Properties Of Alkenes
Chemical Properties Of Alkenes
Combustion Of Hydrocarbons
Addition Reaction – Halogenation
Addition Reaction – Hydrohalogenation
Addition Reaction – Hydrogenation
Addition Reaction-self Addition
Addition Reaction-addition Involving Oxidizing Agents
Combustion Reaction Of Hydrocarbons
Test For Alkynes
Uses Of Alkynes
Nitrogen And Its Compounds
Laboratory Isolation Of Nitrogen From Air
Fractional Distillation Of Liquid Air
Laboratory Preparation Of Nitrogen
Physical Properties Of Nitrogen
Chemical Properties Of Nitrogen
Uses Of Nitrogen
Oxides Of Nitrogen
Physical Properties Of Nitrogen (i) Oxide
Chemical Properties Of Nitrogen (i) Oxide
Uses Of Nitrogen(i) Oxide
Nitrogen(ii) Oxide
Physical Properties Of Nitrogen (ii) Oxide
Chemical Properties Of Nitrogen (ii) Oxide
Nitrogen (iv) Oxide
Physical Properties Of Nitrogen (iv) Oxide
Chemical Properties Of Nitrogen (iv) Oxide
Uses Of Nitrogen (iv) Oxide
Chemical Properties Of Ammonia Reaction With Water
Chemical Properties Of Ammonia Reaction With Acids
Chemical Properties Of Ammonia Reaction With Oxygen
Chemical Properties Of Ammonia Reaction With Chlorine
Chemical Properties Of Ammonia Ammonia As A Reducing Agent
Chemical Properties Of Ammonia Reaction With Metal Ions
Large Scale Manufacture Of Ammonia
Uses Of Ammonia
Nitrogenous Fertilizers
Nitric (v) Acid
Industrial Manufacture Of Nitric (v) Acid
Chemical Properties Of Dilute Nitric (v) Acid
Chemical Properties Of Concentrated Nitric (v) Acid
Uses Of Nitric (v) Acid
Nitrates
Test For Nitrates
Pollution Effects Of Nitrogen Compounds
Sulphur And Its Compounds
Extraction Of Sulphur – Frasch Process
Allotropes Of Sulphur – Rhombic And Monoclinic Sulphur
Physical Properties Of Sulphur
Uses Of Sulphur
Oxides Of Sulphur
Physical Properties Of Sulphur(iv)oxide
Chemical Properties Of Sulphur (iv) Oxide Bleaching Action
Chemical Properties Of Sulphur (iv) Oxide Reducing Action
Chemical Properties Of Sulphur(iv)oxide – Oxidising Action
Uses Of Sulphur (iv) Oxide
Sulphur (vi) Oxide Preparation Properties And Uses
Test For Sulphate And Sulphite Ions
Sulphuric(vi) Acid Preparation Properties And Uses
Chemical Properties Of Hydrogen Sulphide
Test For Hydrogen Sulphide
Pollution Of The Atmosphere By Compounds Of Sulphur
Physical Properties Of Chlorine
Chemical Properties Of Chlorine Reaction With Water
Chemical Properties Of Chlorine Reaction With Metals
Chemical Properties Of Chlorine Reaction With Non Metals
Chemical Properties Of Chlorine Oxidizing Property
Chemical Properties Of Chlorine Reaction With Alkaline Solutions
Test For Chlorides
Uses Of Chlorine And Its Compounds
Hydrogen Chloride
Properties Of Hydrogen Chloride
Preparation Of Aqueous Hydrogen Chloride
Reactions Of Aqueous Hydrogen Chloride Solution
Test For Hydrogen Chloride
Industrial Manufacture Of Hydrochloric Acid
Uses Of Hydrochloric Acid
Pollution Of The Environment By Chlorine And Its Compound
Strength Of An Acid – Weak And Strong Acids
Bases
Strength Of Bases
Effect Of Solvent On Solute
Amphoteric Oxides And Hydroxides
Salts – Properties And Preparation
Acids
Strength Of An Acid
Bases 2
Salts
Effect Of Sodium Hydroxide On Ions
Solubility
Numerical Examples On Solubility
Effect Of Temperature On Solubility
Fractional Crystallization
Water Hardness
Methods Of Removing Water Hardness
Introduction To Thermochemistry
Exothermic And Endothermic Reactions
Heat Changes In Physical Processes
Heat Changes In Chemical Processes
Enthalpy Of Displacement
Molar Heat Of Displacement
Enthalpy Of Neutralization
Enthalpy Of Neutralization Example 1
Enthalpy Of Neutralization Example 2
Enthalpy Of Precipitation
Enthalpy Of Dissolution
Standard Conditions Of Measuring Enthalpy Changes
Relationship Between Enthalpy Of Solution Lattice And Hydration
Relationship Between Enthalpy Of Solution Lattice And Hydration Examples
Fuels
Hess Law
Hess Law Examples
Bond Energies
Rate Of Reaction And Reversible Reaction
Factors Affecting Rate Of Reaction
Factors Affecting Rate Of Reaction Concentration Of Reactants
Factors Affecting Rate Of Reaction Temperature
Factors Affecting Rate Of Reaction Surface Area
Factors Affecting Rate Of Reaction Catalyst
Factors Affecting Rate Of Reaction Light
Factors Affecting Rate Of Reaction Pressure
Reversible Reactions
Chemical Equilibrium
Factors Affecting Chemical Equilibrium Concentration
Factors Affecting Chemical Equilibrium Pressure
Factors Affecting Chemical Equilibrium Temperature
Redox Reaction
Oxidation Number
Electrochemical Cells
Standard Electrode Potential
Uses Of Standard Electrode Potential
Voltaic Cells
Fuel Cells
Electrolysis Of Sodium Chloride
Electrolysis Of Sodium Copper (ii) Sulphate
Electrolysis Of Dilute Sulphuric(iv) Acid
Calculations In Electrolysis
Mathematics Videos
Place Value Of Numbers
Rounding Off Numbers
Factors
Divisibility Test
GCD
LCM
Integers And The Number Line
Operation Of Integers
Order Of Operations
Fractions – Introduction
Proper Improper And Mixed Fractions
Equivalent Fractions
Comparing Fractions
Fractions In Ascending and Descending Order
Addition Of Fractions
Multiplication Of Fractions
Division Of Fractions
Order Of Operations On Fractions
Word Problems Involving Fractions
Fractions And Decimals
Recurring Decimals
Decimal Places
Operations On Decimals And Problems Involving Decimals
Finding Squares By Multiplication
Squares From Tables
Square Root By Factorization
Square Roots Of Fractions
Square Roots Of Numbers Less Than 1 And Greater 100 From Tables
Algebraic Expressions
Terms Coefficients Variables And Constants
Simplification Of Algebraic Expressions
Algebraic Fractions
Substitution and Evaluation
Rates
Ratio
Proportions
Change In a Given Ratio
Direct Proportion
Inverse Proportions
Percentages
Percentage Change
Units Of Length And Conversion Of Units Of Length
Significant Figures
Perimeter
Units Of Area And Conversion Of Units Of Area
Area Of A Rectangle And A Square
Area Of A Triangle Parallelogram And Trapezium
Area Of A Circle
Surface Area Of Solids
Area Of Irregular Plane Shapes
Capacity
Mass Density And Weight
Units Of Time
The 12 And 24 Hour Systems
Travel Timetables
Linear Equations In One Unknown
Simultaneous Linear Equations In Two Unknowns elimination Method
Simultaneous Linear Equations In Two Unknowns substitution Method
Currency
Currency Conversion and Exchange Rates
Profit and Loss
Discount and Commission
Co-ordinates and Graphs
Types Of Angles
Angles On a Straight Line Angles at a Point and Angles on a Transverse
Angle Properties Of Polygons
Quadrilaterals
Other Polygons
Geometrical Constructions
Scale Diagrams
Bearings And Distances
Angles Of Elevation And Depression
Simple Surveying Techniques
Common Solids, Cubes Cuboids Pyramids Prisms Cones And Spheres
Nets Of Solids
Sketching Nets Of Solids
Surface Area Of Solids From Nets
Distance Between Two Points On The Surface Of A Solid
Cubes Of Numbers And By Multiplication
Cubes From Tables
Cube Roots
Introduction To Reciprocals
Reciprocals Of Numbers From Tables
Computation Using Reciprocals
Introduction To Indices And Laws Of Indices
Zero And Negative Indices
Fractional Indices
Logarithm Tables
Logarithms Of Numbers Less Than 1 Or Greater Than 10
Antilogs
Gradient Of Straight Line
Equation Of Straight Line
The Graph Of A Straight Line
Representation Of Data-pictogram Bar Graph
Representation Of Data- Line Graph
Representation Of Data-histogram Frequency Polygon
Statistical Measures
Mean Median Of Grouped Data
Arc, Chord And Segment
Angles Subtended By The Same Arc At The Circumference
Angle In Semicircle
Angle Properties Of A Cyclic Quadrilateral
Introduction To Vectors
Multiplication Of A Vector By A Scalar
Position Vectors
Magnitude Of A Vector
Midpoint Of A Vector
Distance-time Graph
Relative Speed
Intro Frequency Distribution Tables – Ungrouped Data
Frequency Distribution Tables (grouped Data)
Factorization Of Quadratic Expressions
Completion Of The Square
Solution Of Quadratic Equations By Completing The Square
Solution Of Quadratic Equations Using The Formula
Graphs Of Quadratic Functions
Graphical Solution Of Quadratic Equation
Graphical Solution Of Simultaneous Equations
Further Graphical Solutions
Computing Using Calculators
Estimations And Approximations
Accuracy And Errors Absolute Relative Percentage
Propagation Of Errors
Errors In Multiplication And Division
2nd Quadrant
3rd Quadrant
4th Quadrant
Trigonometric Ratios From The Unit Circle
Trigonometric Ratios Greater Than 360 Degrees And Negative Angles
Use Of Calculators
Radian Measure
The Sine Curve
The Cosine Curve
The Tangent Curve
The Sine Rule
The Cosine Rule
Rational And Irrational Numbers – Surds
Simplification Of Surds
Multiplication And Division Of Surds
Addition And Subtraction Of Surds
Further Logarithms
The Laws Of Logarithms
Logarithms Equations And Expressions
Change Of Base
Commercial Arithmetic (ii)
Compound Interest
Appreciation And Depreciation
Sequences And Series
The nth Term Of Geometric Sequence
Arithmetic Progression (A.P) – Series
Geometric Series Or Geometric Progression
Coordinates In Two And Three Dimensions
Column And Position Vectors In Three Dimensions
Unit Vectors In Three Dimensions
Parallel Vectors And Collinearity
Collinearity Example
Proportional Division Of A Line And Ratio Theorem
Vector Methods In Geometry
Binomial Expansion Up To Power Four
Pascal’s Triangle
Coefficient Of Terms In Binomial Expansion
Evaluation Of Numerical Cases Using Binomial Expansion
Experimental Probability
Theoretical Probability
Continuous Sample Space
Combined Events Mutually Exclusive Events
Combined Events Independent Events
The Tree Diagram
Compound Proportions
Continued Proportions
Proportional Parts
Rates Of Work
Mixtures
Graphs Of Cubic Equations
Graphical Solutions Of Cubic Equations
Average Rate Of Change
Instantaneous Rate Of Change
Empirical Graphs
Reduction of Non Linear Laws To Linear Laws
Equation Of A Circle
Identification Of Transformation Matrix
Identification Of Transformation Matrix Example
The Unit Square
Examples On Using The Unit Square
Successive Transformations
Single Matrix Of Transformation For Successive Transformations
Inverse Of A Transformation
Area Scale Factor And Determinant Of A Matrix
Shear And Stretch
Matrices Representing Shear
Stretch
Matrices Representing Stretch
Mean From Assumed Mean
Mean From Assumed Mean Example
Mean For Grouped Data Using Assumed Mean Method
Estimating The Median
Quartiles
Quartiles Example
Deciles And Percentiles
Cumulative Frequency Curve
Measures Of Dispersion
Mean Absolute Deviation
Variance
Variance Example
Variance Of Grouped Data
Standard Deviation
Comprehensive Example
Common Types Of Loci
Locus Of A Point At A Given Distance From A Given Line
Locus Of A Point Equidistant From Two Intersecting Lines
Locus Of A Point At A Given Distance From A Given Point
Constant Angle Loci
Intersecting Loci
In Circle
Escribed Circle
Loci Of Inequalities
Loci Involving Chords
Trigonometric Ratios
Trigonometric Identities 2
Proof Of Trigonometric Identities
Graphs Of Trigonometric Functions
Graphs Of Trigonometric Functions Example 1
Graphs Of Trigonometric Functions Example 2
Graphs Of Trigonometric Functions Example 3
Transformation Of Waves
Solving Trigonometric Equations
Solving Trigonometric Equations example 2
Solving Trigonometric Equations Graphically
Geometric Properties Of Common Solids
Angle Between A Line And A Plane
Angle Between Two Planes
Skew Lines
Latitude And Longitude Great And Small Circles
Latitudinal Difference Between Latitudes on Different Hemispheres
Longitudes
Longitudinal Difference
Longitudes And Time
Distance Between Places On The Earth Surface Example
Distance Between Places On The Earth Surface
Distances Along Latitudes
Speed In Knots And Kilometers Per Hour
Formation Of Linear Inequalities
Optimisation
Gradient Of A Curve At A Point
Gradient Of Y=x^n Where N Is A Positive Integer
Delta Notation
Derivative Of A Polynomial
Equations Of Tangents And Normals To The Curves
Equations Normals To The Curve examples
Stationery Points
Curve Sketching
Curve Sketching Example 2
Application Of Differentiation In Calculation Of Distance Velocity And Acceleration
Maxima And Minima
Area Approximation
Trapezoidal Rule
Applying Three Trapezoidal Rule In Estimating Area
Mid Ordinate Rule
Area By Trapeziodal Rule And Mid Ordinate Rule
Summary Of Differentiation
Integration Process
Examples Of Integration
Determining The Value Of The General Constant
Indefinite And Definite Integrals
Area Under A Curve By Integration
Area Under A Curve By Integration example 3
Area Under A Curve By Integration example 4
Application In Kinematics
Physics Videos
Introduction To Physics
Branches Of Physics
Relationship Between Physics Other Subjects And Technology
Career Opportunities In Physics And Laboratory Safety Rules
First Aid Measures
Basic Physical Quantities And Their Si Units
Length
Curved Lengths
Estimation Of Length
Area
Area Of Irregularly Shaped Objects
Volume
Volume Of Liquids And Volume Of Irregularly Shaped Solids
Mass
Density
Measurement Of Density
Problems Involving Density
Time
Definition Of Force
Types Of Forces
Surface Tension
Mass Weight And Their Relationship
Scalar And Vector Quantities
Pressure In Solids
Pressure In Liquids
Factors Affecting Pressure In Fluid And Derivation Of Fluid Pressure Formula
Pascal’s Principle
Applications Of Pascal’s Principle Hydraulic Lift
Applications Of Pascal’s Principle Hydraulic Break System
Measurement Of Pressure U Tube Manometer
Measurement Of Pressure Mercury Barometer
Applications Of Pressure The Bicycle Pump And The Siphon
Applications Of Pressure The Lift Pump
Applications Of Pressure The Force Pump
Particulate Nature Of Matter Introduction
Brownian Motion
Particle Arrangement And Change Of State
Diffusion In Liquids And Gases
Thermal Expansion
Thermometers
Features Of A Common Thermometer
Temperature Scale
Celsius And Kelvin Scales
Clinical Thermometers And Other Types Of Thermometers
Thermal Expansion And Contraction In Solids
Application Of Thermal Expansion In Solids
The Bimetallic Strip
Thermal Expansion In Liquids
The Anomalous Expansion Of Water
Thermal Expansion In Gases
Heat And Temperature
Conductivity Of Substances
Thermal Conductivity Of Various Solids
Thermal Conductivity In Liquids
Thermal Conductivity In Gases
Convection Currents
Radiation
Applications Of Thermal Radiation
Rectilinear Propagation Of Light Introduction
Pin Hole Camera
Reflection At Plane Surfaces
Plane Mirrors
Application Of Reflection At Plane Surfaces
Electrostatics Introduction
Law Of Charges
Methods Of Charging Charging By Induction
Methods Of Charging Charging By Contact
Methods Of Charging Charging By Separation
Gold Leaf Electroscope
Circuit Symbols
Simple Electric Circuit
Series And Parallel Connection Of Cells
Series And Parallel Connection Of Bulbs
Sources Of Electricity
The Dry Cell
Secondary Cells
Care And Maintenance Of Secondary Cells
Introduction To Magnets
Directional Property Of Magnets
Magnetic And Non Magnetic Materials
Basic Law Of Magnetism And Types Of Magnets
Magnetic Field Patterns
Domains Theory
Magnetisation
Methods Of Magnetisation And Demagnetisation
Hard And Soft Magnetic Materials
Measurement Of Length Using Vernier Callipers
Zero Error For A Vernier Callipers
Measurement Of Length Micrometer Screw-gauge
Decimal Places Significant Figures And Standard Form
The Oil Drop Experiment
Moment Of A Force
Principle Moments
Equal And Anti Parallel Forces
Applications Of Anti Parallel Forces
Introduction To Equilibrium And Center Of Gravity
Centre Of Gravity Experiment.
States Of Equilibrium
Factors Affecting Stability And Application Of Stability
Types Of Curved Mirrors
Principal Axis Principal Focus Centre Of Curvature And Related Terms
Image Formation
Image Formation By Concave Mirrors
Image Formation By Convex Mirrors
Magnification
The Mirror Formula
Applications Of Curved Mirrors
Magnetic Field Due To Current
Magnetic Field Patterns A Solenoid
Factors Affecting Strength Of An Electromagnet
Applications Of Electromagnets
The Motor Effect
Simple Motor
Hooke’s Law
Combination Of Springs
Problems On Hooke’s Law
Energy Stored In A Spring
Waves – Introduction
Waves Introduction
Transverse Waves
Longitudinal Waves
Wave Motion
Speed Wavelength And Frequency
Sound Nature And Sources
Propagation Of Sound
Factors Affecting Speed Of Sound
Applications Of Speed Of Sound
Problems On Velocity Of Sound
Streamline And Turbulent Flow
Rate Of Flow Of Fluids
Equation Of Continuity
Problems On Equation Of Continuity
Bernoulli’s Effect & Applications
Hazards Of Bernoullis Effect
Introduction To Linear Motion
Distance And Displacement
Speed Velocity Acceleration
Motion Time Graphs
Measuring Speed Velocity Acceleration
Equations Of Linear Motion
Motion Under Gravity
Examples On Motion Under Gravity
Total Internal Reflection
Effects Of Total Internal Reflection
Newton’s First Law Of Motion
Newton’s Second Law Of Motion
Newton’s Third Law Of Motion
Weight Of Body On A Lift
Conservation Of Linear Momentum
Collisions
Friction
Laws Of Friction
Applications Of Friction
Viscosity
Sources Of Energy
Renewable And Non Renewable Sources Of Energy
Forms Of Energy And The Law Of Energy Conservation
Work And Energy
Examples On Work And Energy
Kinetic Energy
Power
Machines
Example On Machines
Levers
Wheel And Axle
The Inclined Plane
Pulleys
Hydraulic Machines
Current Electricity And Potential Difference
Properties Of Waves
Properties Of Waves Rectilinear Propagation
Properties Of Waves Refraction
Refraction Of Sound And Water Waves
Properties Of Waves Diffraction
Properties Of Waves Interference
Properties Of Waves Reflection
Constructive And Destructive Interference
Interference In Light
Stationary And Progressive Waves
Comparison Of Stationary And Progressive Waves
Review Of Electrostatics I
Electric Field Patterns
Charge Distribution On Conductors
Charges On Sharp Points
Capacitors And Capacitance
Charging And Discharging Capacitors
Capacitance
Combination Of Capacitors Capacitors In Series
Combination Of Capacitors Capacitors In Parallel
Examples On Combination Of Capacitors
Energy Stored In A Charged Capacitor
Applications Of Capacitors
Introduction And Factors Determining Heat Produced By Current
Electrical Energy And Power
Applications Of Heating Effect Of An Electric Current
Electrical Devices
Heat Capacity
Specific Heat Capacity
Specific Heat Capacity Of Solids
Change Of State
Latent Heat Of Fusion And Specific Latent Heat Of Fusion
Determination Of Latent Heat Of Fusion
Latent Heat Of Vaporization And Specific Latent Heat Of Vaporization
Factors Affecting Melting And Boiling Points
Evaporation
Applications Of Cooling By Evaporation
Boyle’s Law – Introduction
Boyles Law
Charles Law
Pressure Law
The Equation Of State
Gas Laws And Kinetic Theory Of Gases
Types Of Lenses
Definition Of Terms
Ray Diagrams
Characteristics Of Images Formed By Lenses convex Lens
Characteristics Of Images Formed By Lenses concave Lens
Linear Magnification
Magnification And Focal Length
Optical Devices Simple Microscope
Optical Devices Compound Microscope
The Human Eye
The Radian Angular Displacement Angular Velocity
Centripetal Acceleration
Centripetal Force
Graphical Interpretations And Equations
Case Examples Of Circular Motion 2
Case Examples Of Circular Motion 3
Motion In A Vertical Circle
Applications Of Uniform Circular Motion
Problem Solving
Archimedes’ Principle Laws Of Floatation
Upthrust Volume And Weight
Upthrust In Gases
Example On Upthrust In Gases
The Law Of Floatation
Upthrust And Relative Density
Applications Of Archimedes’ Principle And Relative Density
Electromagnetic Spectrum And Properties Of Electromagnetic Waves
Production Detection And Applications Of Electromagnetic Waves
Hazards Of Electromagnetic Waves
Electromagnetic Induction Introduction
The Induced Emf Using A Coil
Factors Affecting The Magnitude Of An Induced E M F
Fleming’s Right Hand Rule
Mutual Induction
Transformers
Transformers Step Down Transformer
Transformers Step Up Transformer
The Transformer Equation
Mathematical Applications Of The Transformer Equation
Energy Losses In A Transformer
Other Applications Of Electromagnetic Induction Induction Coil And Moving Coil Loudspeaker
Sources Of Mains Electricity
Power Losses During Transmission
Domestic Wiring
Lighting Circuit
The Two Way Switch Circuit
The Cooker Circuit And The Ring Mains Circuit
The Three Pin Plug
Electrical Energy Consumption And Costing
Problems On Mains Electricity