CBSE Grade 9 - SCIENCE

CBSE Grade 9 SCIENCE

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  • Matter in Our Surroundings
    Definition Of Matter
    Physical Nature Of Matter
    Characteristics Particles Of Matter
    States Of Matter- Solid, Liquid And Gas
    Characteristics - Shape, Volume, Density
    Change Of State - Melting, Freezing, Evaporation, Condensation, Sublimation
  • Is Matter Around Us Pure
    Mixtures And Its Type- Heterogenous And Homogenous Mixtures
    Solutions- Concentration, Properties, Colloidal Solution, Tyndall Effect, Suspensions
    Separating The Component Of Mixture - Evaporation, Immiscible Liquids, Separating Funnel, Sublimation, Chromatography, Distillation, Fractional Distillation, Separating Components Of Air, Crystallisation, Purification Of Water
    Types Of Pure Substances - Elements And Compounds
  • Atoms and Molecules
    Law Of Chemical Combination
    Law Of Conservation Of Mass
    Law Of Constant Proportions
    Atom
    Symbols Of Elements
    Atomic Mass
    Molecule
    Ions
    Writing Chemical Formula
    Molecular Mass
    Formula Mass
    Mole Concept
    Avagadro Number
  • Structure of The Atom
    Structure Of An Atom
    Thomson's Model Of An Atom
    Rutherford's Model Of An Atom
    Bohr's Model Of An Atom
    Neutrons
    Electron Distribution
    Valency
    Atomic Number And Mass Number
    Isotopes And Isobars
  • The Fundamental Unit of Life
    Cell As A Basic Unit Of Life
    Prokaryotic And Eukaryotic Cells, Multicellular Organisms
    Cell Organelles - Cell Membrane, Cell Wall, Nucleus, Cytoplasm, Endoplasmic Reticulum- Smooth And Rough, Lysosomes, Chloroplast, Mitochondria, Vacuoles, Golgi Apparatus
  • Tissues
    Plant Tissues-
    Meristematic Tissue - Apical, Lateral And Intercalary
    Permanent Tissues- Simple Permanent Tissue example Parenchyma, Aerenchyma, Collenchyma and Sclerenchyma
    Complex Permanent Tissue example Xylem, Trachieds, Vessels, Fibres, Phloem, Sieve Tubes and Companion Cells
    Animal Tissue
    Epithelial Tissue like Squamous, Cuboidal, Columnar Ciliated and Stratified Squamous
    Connective Tissue
    Muscular Tissue
    Nervous Tissue
  • Diversity in Living Organisms
    Basis Of Classification
    Classification And Evolution
    Hierarchy Of Classification - Kingdom, Phylum, Class, Order, Family, Genus, Species
    Monera
    Protista
    Fungi
    Plantae - Thallophyta, Bryophyta, Pteridophyta, Gymnosperms And Angiosperms
    Animalia -Porifera, Coelenterate, Platyhelminthes, Nematode, Annelid, Arthropoda, Mollusc, Echinodermata, Protochordata, Vertebrate, Pisces, Amphibian, Reptilian, Aves, Mammalia
    Nomenclature
  • Motion
    Motion -Motion, Types of motion, Displacement, Types of velocity, Scalar quantities, Vector quantities
    Acceleration -Retardation, Uniform acceleration, Variable acceleration, Equation of motion
    Graph -Distance-time graph, Velocity-time graph
    Relation - Relation between linear velocity and time period, Relation between linear velocity and angular velocity
  • Force and Laws of Motion
    Force and motion - Force, Balanced force, Unbalanced force, Inertia, Inertia of rest, Inertia of motion, Inertia of direction
    Newton's laws of motion - Newton's first law of motion, Newton's second law of motion, Newton's third law of motion
    Law of conservation of momentum
  • Gravitation
    Gravitation and Universal law of gravitation - Gravitation, Gravity, Newton's universal law of gravitation, Universal gravitational constant, Centripetal acceleration of the moon
    Acceleration due to gravity - Acceleration due to gravity, Relation between g and G
    Mass and weight - Mass of the earth, Centre of mass, Centre of gravity
    Free fall - Equations of motion for freely falling bodies, Projectile, Mass, Weight
  • Work and Energy
    Work - Work, Measurement of work, Positive or Negative Work, Joule
    Energy - Energy, Unit of energy, Forms of energy, Kinetic energy, Potential energy, Gravitational potential energy, Law of conservation of energy
    Power - Watt, Kilowatt hour
  • Sound
    Wave and wave motion - Wave, Wave motion, Types of wave motion, Characteristics of a wave, Mechanical waves, Electromagnetic waves
    Sound- Sound, Law of reflection of sound, Echo, Reverberation, Music and noise, Tone and note, Characteristics of sound
    Application of sound -SONAR(Sound Navigation and Ranging)
  • Why do we Fall Ill
    Health And Its Failure- Personal And Community Issues, Difference Between Healthy And Disease Free
    Diseases And Its Cause- Acute And Chronic Diseases, Causes
    Infectious And Non-Infectious Diseases - Their Causes And Manifestation
    Diseases Caused By Microbes And Their Prevention - Virus, Bacteria And Protozoans. Means Of Spread Of Diseases
    Organ And Tissue Specific Manifestation
    Principles Of Treatment And Prevention
    Pulse Polio Programmes
  • Natural Resources
    Air
    The Role Of Atmosphere In Climate Control
    The Movement Of Air - Rain. Water
    Water Pollution
    Minerals In The Soil
    Biogeochemical Cycles - Water Cycle, Nitrogen Cycle, Carbon Cycle, Oxygen Cycle
    Green House Effect
    Ozone Layer
  • Improvement in Food Resources
    Improvement In Crop Yield
    Crop Variety And Production Management - Nutrient, Manure, Fertilizers, Storage Of Grains
    Irrigation
    Cropping Pattern
    Animal Husbandry - Cattle Farming, Poultry Farming, Fish Production, Marine Fisheries, Inland Fisheries, Bee Keeping
  • Featured Test