Class 9 Science – DronStudy (2024)

Course Features

• Lectures123
• Quizzes0
• Duration61 Hours 50 Minutes
• Skill levelAll levels
• LanguageEnglish, Hindi
• Students285
• AssessmentsYes

• 01.Matter in Our Surroundings

  9

  • Lecture1.1

    Matter and Its Properties 39 min

  • Lecture1.2

    21 min

  • Lecture1.3

    Moving through, Fluidity, Density, Diffusion, Pressure 26 min

  • Lecture1.4

    Change of State of Matter 56 min

  • Lecture1.5

    Evaporation and Boiling 39 min

  • Lecture1.6

    Cooling Effect of Evaporation Two More States of Matter 22 min

  • Lecture1.7

    Chapter Notes – Matter in Our Surroundings

  • Lecture1.8

    NCERT Solutions – Matter in Our Surroundings

  • Lecture1.9

    Revision Notes Matter in Our Surroundings

• 02.Is Matter Around Us Pure

  9

  • Lecture2.1

    Elements and Compounds 20 min

  • Lecture2.2

    37 min

  • Lecture2.3

    Solution, Suspension, Colloid and Tyndal Effect 48 min

  • Lecture2.4

    Terms related to Solution and Solubility 42 min

  • Lecture2.5

    Separation of Mixtures 47 min

  • Lecture2.6

    Cleaning Drinking Water and Classification of Matter 29 min

  • Lecture2.7

    Chapter Notes – Is Matter Around Us Pure

  • Lecture2.8

    NCERT Solutions – Is Matter Around Us Pure

  • Lecture2.9

    Revision Notes Is Matter Around Us Pure

• 03.Atoms and Molecules

  7

  • Lecture3.1

    Atom and its Properties, Atomic Mass, Molecule and Molecular Mass 40 min

  • Lecture3.2

    Ions, Valency and Writing the formulae of Compounds 47 min

  • Lecture3.3

    Mole Concept 42 min

  • Lecture3.4

    Calculation of no. of Moles, Percentage of an Element in a Compound and Laws of Chemical Combination 30 min

  • Lecture3.5

    Chapter Notes – Atoms and Molecules

  • Lecture3.6

    NCERT Solutions – Atoms and Molecules

  • Lecture3.7

    Revision Notes Atoms and Molecules

• 04.Structure of The Atom

  7

  • Lecture4.1

    Charged Particles in Matter and Discovery of Sub – atomic Particles 31 min

  • Lecture4.2

    Atomic Model by J.J Thomson’s Model and Rutherford 57 min

  • Lecture4.3

    Ion, Mass Number, Isotopes, Isobar and Fractional Mass number of Elements 01 hour

  • Lecture4.4

    Electron Distribution in Orbits and Valency 01 hour

  • Lecture4.5

    Chapter Notes – Structure of The Atom

  • Lecture4.6

    NCERT Solutions – Structure of The Atom

  • Lecture4.7

    Revision Notes Structure of The Atom

• 05.Cell - Fundamental Unit of Life

  7

  • Lecture5.1

    Introduction to Cell and Its Structure – Cell Wall 31 min

  • Lecture5.2

    Cell Membrane, Cytoplasm, Nucleus 32 min

  • Lecture5.3

    Ribosomes, Endoplasmic Reticulum, Golgi bodies, Lisosomes, Mitocondria 38 min

  • Lecture5.4

    Plastids, Vacuole; Types of Cell and Transport through Plasma Membrane 33 min

  • Lecture5.5

    Chapter Notes – Cell – Fundamental Unit of Life

  • Lecture5.6

    NCERT Solutions – Cell – Fundamental Unit of Life

  • Lecture5.7

    Revision Notes Cell – Fundamental Unit of Life

• 06.Tissues

  8

  • Lecture6.1

    Division of Labour, Plant Tissues – Merismatic Tissue 20 min

  • Lecture6.2

    Plant Tissue-Permanent Tissue: Simple Permanent Tissue 34 min

  • Lecture6.3

    Plant Tissue-Permanent Tissue: Complex and Protective Tissue 31 min

  • Lecture6.4

    Animal Tissue- Muscular Tissue and Nervous Tissue 27 min

  • Lecture6.5

    Animal Tissue- Connective Tissue and Epithelial Tissue 42 min

  • Lecture6.6

    Chapter Notes – Tissues

  • Lecture6.7

    NCERT Solutions – Tissues

  • Lecture6.8

    Revision Notes Tissues

• 07.Diversity in Living Organisms

  8

  • Lecture7.1

    Introduction to Biodiversity and Classification, Nomenclature 35 min

  • Lecture7.2

    The Five Kingdoms 29 min

  • Lecture7.3

    Plantae Kingdom 42 min

  • Lecture7.4

    Animalia Kingdom 01 hour

  • Lecture7.5

    Classification of Chordates and Revision of Animalia Kingdom 33 min

  • Lecture7.6

    Chapter Notes – Diversity in Living Organisms

  • Lecture7.7

    NCERT Solutions – Diversity in Living Organisms

  • Lecture7.8

    Revision Notes Diversity in Living Organisms

• 08.Motion

  11

  • Lecture8.1

    Straight Line Motion, Position, Vector and Scalar; 23 min

  • Lecture8.2

    48 min

  • Lecture8.3

    Speed and Velocity 57 min

  • Lecture8.4

    47 min

  • Lecture8.5

    Equations of Uniformly Accelerated Motion 58 min

  • Lecture8.6

    Uniform Circular Motion 30 min

  • Lecture8.7

    Graphical representation of Motion 30 min

  • Lecture8.8

    Calculations Using Graph 28 min

  • Lecture8.9

    Chapter Notes – Motion

  • Lecture8.10

    NCERT Solutions – Motion

  • Lecture8.11

    Revision Notes Motion

• 09.Force and Newtons Laws of Motion

  12

  • Lecture9.1

    Force and Net or Resultant Force 46 min

  • Lecture9.2

    Newton’s 1st Law 46 min

  • Lecture9.3

    Momentum 46 min

  • Lecture9.4

    Newton’s 2nd Law 27 min

  • Lecture9.5

    Newton’s 2nd Law in Terms of Acceleration; 42 min

  • Lecture9.6

    Newton’s 1st Law from 2nd law and Practical Examples of Newton’s 2nd Law 42 min

  • Lecture9.7

    Newton’s 3rd Law and its Practical Examples 35 min

  • Lecture9.8

    Conservation of Momentum 33 min

  • Lecture9.9

    Practical Applications of Conservation of Momentum 29 min

  • Lecture9.10

    Chapter Notes – Force and Newtons Laws of Motion

  • Lecture9.11

    NCERT Solutions – Force and Newtons Laws of Motion

  • Lecture9.12

    Revision Notes Force and Newtons Laws of Motion

• 10.Gravitation

  9

  • Lecture10.1

    Universal Law of Gravitation and Free Fall 41 min

  • Lecture10.2

    Falling Bodies: case 1 46 min

  • Lecture10.3

    Falling bodies: case 2 and Air Resistance 42 min

  • Lecture10.4

    Value of g, Mass and Weight, Weight on Moon, Circular Motion and Gravitation 48 min

  • Lecture10.5

    Thrust and Pressure and Pressure in fluids 37 min

  • Lecture10.6

    Archimedes Principle; Density 37 min

  • Lecture10.7

    Chapter Notes – Gravitation

  • Lecture10.8

    NCERT Solutions – Gravitation

  • Lecture10.9

    Revision Notes Gravitation

• 11.Work and Energy

  7

  • Lecture11.1

    Work and Workdone Against Gravity, Oblique Displacement 01 hour

  • Lecture11.2

    Energy and Different Forms of Energy, Derivation of Formulae of K.E. 58 min

  • Lecture11.3

    Transformation of Energy and Law of Conservation of Energy 01 hour

  • Lecture11.4

    Rate of doing Work and Commercial Unit of Energy 43 min

  • Lecture11.5

    Chapter Notes – Work and Energy

  • Lecture11.6

    NCERT Solutions – Work and Energy

  • Lecture11.7

    Revision Notes Work and Energy

• 12.Sound

  8

  • Lecture12.1

    Production and Propagation of Sound and Medium for Sound 30 min

  • Lecture12.2

    Frequency and Velocity of Sound Wave, Characteristic of Sound 01 hour

  • Lecture12.3

    Sonic Boom, Light faster than Sound, Reflection of Sound, Echo and Reverberation 56 min

  • Lecture12.4

    Types of Sound Based on Frequency 42 min

  • Lecture12.5

    Human Ear and Intensity of Sound 25 min

  • Lecture12.6

    Chapter Notes – Sound

  • Lecture12.7

    NCERT Solutions – Sound

  • Lecture12.8

    Revision Notes Sound

• 13.Why do We Fall Ill

  7

  • Lecture13.1

    Factors Determining Health, Disease, Look of Disease, Cause of Disease, Types of Diseases 24 min

  • Lecture13.2

    Infectious Diseases, Immune System, Treatment of Diseases 55 min

  • Lecture13.3

    Prevention from Disease, Vaccination – Immunisation 36 min

  • Lecture13.4

    AIDS, Different Modes for Different Diseases 18 min

  • Lecture13.5

    Chapter Notes – Why do We Fall Ill

  • Lecture13.6

    NCERT Solutions – Why do We Fall Ill

  • Lecture13.7

    Revision Notes Why do We Fall Ill

• 14.Natural Resources

  7

  • Lecture14.1

    Natural Resource-Air and its Pollution 57 min

  • Lecture14.2

    Natural Resource-Water and Soil and its Pollution 49 min

  • Lecture14.3

    Biogeochemical Cycles 33 min

  • Lecture14.4

    Green House Effect, Global Warming and Ozone Layer Depletion 30 min

  • Lecture14.5

    Chapter Notes – Natural Resources

  • Lecture14.6

    NCERT Solutions – Natural Resources

  • Lecture14.7

    Revision Notes Natural Resources

• 15.Improvements in Food Resources

  7

  • Lecture15.1

    Various Revolution Held in India; Types of Crops; Crop Season; Crop Variety Improvement 31 min

  • Lecture15.2

    Crop Production Improvement 45 min

  • Lecture15.3

    Crop Protection Improvement and Organic Farming 29 min

  • Lecture15.4

    Animal Husbandry 40 min

  • Lecture15.5

    Chapter Notes – Improvements in Food Resources

  • Lecture15.6

    NCERT Solutions – Improvements in Food Resources

  • Lecture15.7

    Revision Notes Improvements in Food Resources

DronStudy Academic team consists of IITian teachers of Kota fame. The team has more than 45 years of teaching experience put together. It is headed by Neetin Agrawal Sir - B.Tech IIT Madras / Author of 3 books for IIT-JEE Physics / Taught in some of the best Coaching Institutes of India / Has several Inventions (Patents) to his name during his Corporate Research years.

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