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Class IX – Science
Chapter 1 : MATTER in Our Surroundings
What is Matter; Properties of Matter- Experiment with Pollen Grains, Mixing Ink with water, Brownian Motion of Dust/Smoke, Spreading of Smell, Experiment with Sugar & Water, Mixing of Potassium Permanganate with water, Mixing of Copper Sulphate with water; Diffusion;
States of Matter; Properties- Filling Container, Shape & Volume, Compressibility & Rigidity, Spreading of Smell;
Moving through, Fluidity, Density; Diffusion; Pressure;
Measurement of Temperature; Change of State of Matter- Change of State by Temperature, Latent Heat, Sublimation, Change of State by Pressure;
Evaporation- Evaporation: Surface Phenomenon, Boiling vs Evaporation; Factors affecting Evaporation- Temperature, Surface Area, Humidity, Wind; Presence of water vapour in air;
Cooling effect of Evaporation- Sweating, Earthen Pitcher, Water on Rooftop, Tea in Saucer, Cotton Clothes in Summer, Cooler; Two more states of matter- Bose Einstein Condensate, Plasma;
Chapter 2 : Is MATTER Around Us PURE?
Elements; Compounds;
Mixture- Compounds vs Mixtures; Definitions of Elements, Compounds, Mixtures; Homogeneous &Â Heterogeneous; Chemical & Physical Change;
Tyndall Effect; Solution, Suspension, Colloid (Basic); Solution; Suspension; Types of Solution- Alloy; Colloid; Suspension vs Solution vs Colloid; Types of Colloid;
Terms related to Solution- Diluted & Concentrated Solution, Saturated Solution, Solubility, Effect of Temperature on Solubility, Effect of Pressure on Solubility, Concentration of Solution;
Separation of Mixtures- Filtration, Evaporation, Crystallization, Chromatography, Sublimation Separation of Immiscible Liquids, Separation of Miscible Liquids (Distillation), Separation of Miscible Liquids (Fractional Distillation), Separation of Gases from Air;
Centrifugation; Cleaning drinking water; Classification of Matter- Properties of Metams & Non-Metals;
Chapter 3 : Structure of The Atom
Introduction; Charged Particles in Matter; Discovery of Sub - atomic Particles - Electron, Proton, Neutron; Activity Related to Charged Particles;
Structure of Atom - Thomson's Model of Atom, Rutherford's Gold Foil Experiment, Rutherford's Model of Atom - Nucleus, Limitations of Rutherford's Model;
Ion; Mass Number; Isotopes - Chemical and Physical Properties of Isotopes; Fractional Mass number of Elements; Isobars;
Electron Distribution in Orbits;Valency;
Chapter 4 : Fundamental Unit of Life
Introduction; Discovery of Fundamental Unit of Life; Cell Theory; Types of Cells - Prokaryotic Cell, Eukaryotic Cell - Plant Cells, Animal Cells; Cell Structures - Plasma Membrane;
Cell Wall, Protoplasm, Golgi Bodies, Ribosomes, Mitochondria;
Centrioles, Plastids, Lysosomes, Vacuoles, Endoplasmic Reticulum;
Nucleus; Transport through Plasma Membrane - Diffusion, Osmosis; Important Points of Cell;
Chapter 5 :Tissues
Division of Labour; Plants vs Animals; Classification: Plant Tissues; Merismatic Tissue;
Permanent Tissue- Simple-Parenchyma, Simple-Collenchyma, Simple-Sclerenchyma, Simple-Epidermis, Aerial Epidermis, Root Epidermis, Simple-Cork;
Permanent-Complex-Complex-Xylem, Complex-Phloem; Revision; Plant Tissue; Experimental Study of Stem; Experimental Study of Epidermis;
Types of Animal Tissue; Muscular Tissue- Types; Nervous Tissue;
Connective Tissue- Bones, Cartilage, Tendon & Ligament, Areolar, Adipose, Blood, Lymph, Epithelial Tissue- Types;
Chapter 6 : Diversity in Living Organisms
Classification- Taxonomy, Basis of Classification, Important Characteristics used for Classification, Hierarchy of Classification, Nomenclature;
The Five Kingdoms; Monera; Fungi- Saprophytes, Parasites, Symbiotic Relations;
Plantae- Basis of Division, Thallophyta, Bryophyta, Pteridophyta, Gymnosperms, Angiosperms, Monocots & Dicots;
Animalia- Symmetry, Germ Layers, Coelom, Notochord, Classification of Animalia Kingdom; Porifera; Coelentrata; Ctenophora; Platyhelminthes; Nematoda; Mollusca; Annelida; Arthropoda; Echinodermata; Hemichordata; Chordata;
Classification of Chordates; Vertebrates; Revision of Animalia Kingdom; Classification and Evolution;
Chapter 7 : Motion
Motion in Straight Line- Position; Vector and Scalar;
Distance & Displacement
Photo Diagram; Average Speed & Velocity- Direction, Speed & Velocity, Units, Odometer,
Acceleration- Rate of change of Velocity, Definitions, Retardation, Deacceleration, Uniform & Non-uniform Acceleration;
Equations of Uniformly Accelerated Motion; Average velocity in Uniformly accelerated Motion;
Uniform Circular Motion- Direction, Discontinuing Circular Motion, Calculation Speed;
Graphical representation of Motion- Distance time graph, Speed time graph;
Calculations using graph- Distance time graph, Speed, Speed time graph, acceleration, Speed time graph,distance; Derivations of equation of motion;
Chapter 8 : Force and Newton's Laws of Motion
Force; Effects of Force; Unit of Force; Some common Forces- Muscular Force, Gravitational Force, Friction Force, Air Resistance, Magnetic Force; Net or Resultant Force;
Newton's 1st Law (Explanation)- Newton's 1st Law(Statement); Some Practical Examples- Falling of Fruits on shaking Tree, Carromboard, Coin, Card, Tumbler, Beating of Carpet, Passenger in Vehicles, Luggage on top of Vehicla; Inertia & Mass;
Momentum- Significance, Change in momentum, Rate of Change;
Newton's 2nd Law;
Revision of Acceleration; 2nd Law in terms of acceleration;
1st Law from 2nd; Advanced Questions; Practical example of 2nd Law- Catching a Ball, High Jump;
Newton's 3rd Law; Practical examples- Recoil of Gun, Swimming, Walking or Running, Jumping from Boat, Fireman's Hose Pipe, Spring Balance, Man Pushing Wall, Horse and Cart;
Conservation of Momentum- Statement;
Practical Applications of COM- Recoil of Gun, Passing a heavy mass, Heating a test tube with cork, Jetplanes, Rocket;
Chapter 9 : Gravitation
Universal Law of Gravitation- Examples, Statement, Importance; Free Fall;
Recalling Velocity And Acceleration, Falling Bodies: case 1;
Falling bodies: case 2; Air Resistance;
Value of g; Mass and weight- Weight on moon; Circular motion and Gravitation; Summary of Gravitation;
Thrust and Pressure; Pressure in fluids;
Archimedes Principle; Density- Relative Density, Why float or sink?; Summary;
Chapter 10 : Atom and Molecules
Atom- Symbols of Atoms of different Elements, Properties of Atoms, Atomic Mass; Molecules- Molecular Mass;
Ions, Valancy- Valancy of Cations, Valancy of Anions; Polyatomic Ions; Writing the formulae of Compounds;
Mole Concept- Molar Mass;
Calculation of no. of Moles from no. of Particles; Percentage of an Element in a Compound;Â Laws of Chemical Combination-Â Law of Conservation of Mass, Law of Constant Proportion;
Chapter 11 : Work and Energy
Introduction; Work - Unit of Work, Workdone against Gravity; Oblique Displacement;
Energy -Â Unit of Energy; Different Forms of Energy - Kinetic Energy - Kinetic Energy and Work, Derivation of Formulae of K.E.;
Transformation of Energy; Law of Conservation of Energy - Energy Conservation for a Falling Body, Energy Conservation in Pendulum;
Rate of doing Work;Â Commercial Unit of Energy;
Chapter 12 : Sound
Introduction; Production and Propagation of Sound - Tuning Fork - Experiment 1, Experiment 2; Experiment: Dancing of Light Spot; Medium of Sound - Experiment;
Frequency, Velocity of Sound Wave; Characteristic of sound as we hear it - Loudness, Pitch, Quality or Timbre; Music & Noise; Tone & Note;
Sonic Boom - Light faster than Sound; Reflection of Sound - Laws of Reflection of Sound - Experiment to Verify Law of Reflection; Use of Reflection of Sound, Echo - Minimum Distance to hear Echo; Reverberation;
Types of Sound based on Frequency - Range of Hearing - Infrasound/ Infrasonic Sound, Ultrasound / Ultrasonic Sound, Application of Ultrasound; Sonar;
Human Ear - Structure of Ear, Working of Ear; Hearing Aid; Intensity of Sound;
Chapter 13 : Why do We Fall Ill
Introduction; Factors determining Health (Personal & Community; Difference between Health and Disease; Disease - Look of Disease, Cause of Disease - External Cause, Internal Cause, Different levels of cause of Disease; Types of Diseases;
Infectious Diseases - Agents of Infectious Diseases, Means of Spread of Agents - Through Air, Through Water, Sexual Act, Through Other Creatures; Immune System - Signs of Inflammation; Disease - Organ - Symptoms; Treatment of Diseases - Properties that Medicines should Possess;
Why Prevention is better than Cure?; Ways to Prevent Disease - Prevent Spread of Microbes, Strengthen Immune System, Vaccination - Immunisation, Origin of Word "Vaccination";
AIDS - Cause of AIDS, Effects; Peptic Ulscer; Rabies; Types of Diseases; Microbes Vs Disease; Which Disease affects which Organ?; Different Modes for Different Diseases;Â Diseases for those Vaccines are available;
Chapter 14 : Natural Resources
Introduction; Air - Applications of Air - For Breathing, Climate Control, Wind : Movement of Air - Experiment 1, Experiment 2; Rain - Experiment (Cloud Formation); Air Pollution;
Water - Availability, Applications of Water, Water Pollution; Soil - What is Soil?, Formation of Soil, Composition of Soil, Soil Pollution, Soil Erosion;
Biogeochemical Cycles - Water Cycle, Oxygen Cycle, Nitrogen Cycle, Carbon Cycle;
Green House Effect; Global Warming - Harmful Consequences of Global Warming; Ozone Layer Depletion - Damage to Ozone Layer, Harmful Consequences of Ozone Layer Depletion;
Chapter 15 : Improvement in Food Resources
Introduction; Various Revolution held in India; Types of Crops; Crop Season; Crop Variety Improvement- Good and Healthy Seeds, Hybridisation, Genetic Improvement, Properties of Improved Seeds;
Crop Production Improvement- Nutrient Management- Manure, Fertilizers; Irrigation-Wells, Canals, River Lift System, Tank, Rain Water Harvesting; Crop Patterns- Mixed Cropping, Inter Cropping, Crop Rotation;
Crop Protection Improvement- Pest Control-Weeds, Insects, Pathogens, Protection from Pests; Storage of Grains; Organic Farming;
Animal Husbandry- Cattle Farming- Purpose of Cattle Farming, Types of Cattle, Lactation Period, Care of Cattle, Diseases; Poultry Farming- Management Practices in Farms, Difference between Broilers and layers; Fish Production- Finned & Unfinned Fish Production, Capture and Culture Fishing, Marine and Inland Fishing, Composite Fish Culture; Bee- Keeping; Some Indian Varieties of Bees;
About Instructors
Mr. Neetin Agrawal
B.Tech, IIT Madras. Author of 3 books for IIT-JEE Physics.
Over 10 years of teaching experience in some of the best coaching institutes of India.
He has several inventions to his name.
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