Video Lectures of Physics for Grade 9 Exam
Watch free video lectures for Physics covering all chapters/topics as per the latest syllabus in 2026. These concept videos, recorded lectures, and audio notes are designed to help Grade 9 students understand every topic clearly — anytime, anywhere. Start learning on EduRev.
Methods of Science
| Pauli's Neutrino Hypothesis 06:06 min |  |
| Scientific Method 11:48 min | |
Mathematics and Physics
| Units and Measurement 59:22 min | |
Measurement
| Units and Measurement 59:22 min | |
| Errors in Measurements 04:18 min | |
Graphing Data
| Reading More than Source on a Topic 03:16 min | |
| Reading Pie Chart 03:09 min | |
| Reading Bar Graphs 02:56 min | |
| Interpreting Graphs and Data 03:56 min | |
| Inference from Graphic 03:21 min | |
Picturing Motion
| Motion in a Straight Line: Introduction 11:35 min | |
| Introduction: Classification of Motion 10:40 min | |
Where and When?
| Units and Measurement 59:22 min | |
| Errors in Measurements 04:18 min | |
Position-Time Graphs
| Average & Instantaneous Speed & Velocity 04:38 min | |
| Relative Velocity 03:23 min | |
| Simple Harmonic Motion: Velocity, Acceleration & Energy 09:11 min | |
How Fast?
| What is Uniform and Non-Uniform Motion? 05:30 min | |
| Fun Video: Measurement of Time - History 03:48 min | |
| Understanding Distance - Time Graphs 12:48 min | |
| Quick Revision: Motion and Time 04:23 min | |
| How to Measure the Speed of various objects? 04:27 min | |
Acceleration
| Acceleration Due to Gravity 03:48 min | |
| Simple Harmonic Motion: Velocity, Acceleration & Energy 09:11 min | |
Motion with Constant Acceleration
| Kinematic Equations: Uniformly Accelerated Motion 22:04 min | |
| Acceleration Due to Gravity 03:48 min | |
| Simple Harmonic Motion: Velocity, Acceleration & Energy 09:11 min | |
Free Fall
| Free fall and Acceleration due to Gravity 07:33 min | |
| Free Fall Physics Problems 23:43 min | |
| Free Fall Motion 06:03 min | |
| Solved Example-10 on Free Fall 02:25 min | |
Weight and Drag Force
| Introduction to Lift and Drag Force 30:07 min | |
Newton’s Third Law
| Newton's Third Law of Motion 04:09 min | |
Vectors
| Vector Projections 10:24 min | |
| Addition of Vectors and Subtraction of Vectors 04:44 min | |
| Cross Product of 2 Vectors 06:46 min | |
Friction
| What is Friction? 02:19 min | |
| Quick Revision: Friction 06:31 min | |
| Friction:A Necessary Evil 08:38 min | |
| Methods to Reduce Friction 03:11 min | |
Forces in Two Dimensions
| What is Atmospheric Pressure? 06:11 min | |
| Quick Revision: Force and Pressure 05:31 min | |
| Pressure Exerted by Liquids 01:59 min | |
| Contact Forces and its Types (part -1) 03:11 min | |
| Contact Forces and its Types (part -2) 03:16 min | |
| Forces are Due to Interaction 04:22 min | |
| Force Changes the State of Motion, Shape and Size of Object 01:24 min | |
| Non-Contact Forces and its Types (Part -1) 03:17 min | |
| Non-Contact Forces and its Types (Part -2) 03:44 min | |
Projectile Motion
| Short Tricks: Projectile Motion 02:13 min | |
| Projectile Motion 73:15 min | |
Circular Motion
| Short Tricks: Circular Motion Formula List 18:21 min | |
Relative Velocity
| Relative Velocity 03:23 min | |
Planetary Motion and Gravitation
| Kepler's Laws of Planetary Motion 10:43 min | |
| Short Tricks for Revision: Gravitation 18:58 min | |
Using the Law of Universal Gravitation
| Short Tricks for Revision: Gravitation 18:58 min | |
Describing Rotational Motion
| Center of Mass & Motion of the Center of Mass 04:47 min | |
| Short Tricks for Revision: Moment of Inertia 10:35 min | |
| Moment of Inertia 16:10 min | |
| Short Tricks: Centre of Mass 11:37 min | |
Rotational Dynamics
| Center of Mass & Motion of the Center of Mass 04:47 min | |
| Short Tricks for Revision: Moment of Inertia 10:35 min | |
| Moment of Inertia 16:10 min | |
| Short Tricks: Centre of Mass 11:37 min | |
Conservation of Momentum
| Linear Momentum Conservation law 24:22 min | |
| Problems on Linear Momentum Conservation 19:19 min | |
Work and Energy
| Conservation of Energy and Spring 10:55 min | |
| Work-Energy Theorem 09:17 min | |
| Work-Energy Theorem 12:34 min | |
| Power and Elastic,Non-Elastic Collisions 06:03 min | |
| Collisions in 1 and 2 Dimensions 07:33 min | |
| Revision: Work, Energy & Power 11:56 min | |
The Many Forms of Energy
| Conservation of Energy and Spring 10:55 min | |
| Work-Energy Theorem 09:17 min | |
| Work-Energy Theorem 12:34 min | |
| Power and Elastic,Non-Elastic Collisions 06:03 min | |
| Collisions in 1 and 2 Dimensions 07:33 min | |
| Revision: Work, Energy & Power 11:56 min | |
Conservation of Energy
| Conservation of Energy and Spring 10:55 min | |
| Work-Energy Theorem 09:17 min | |
| Work-Energy Theorem 12:34 min | |
| Power and Elastic,Non-Elastic Collisions 06:03 min | |
| Collisions in 1 and 2 Dimensions 07:33 min | |
| Revision: Work, Energy & Power 11:56 min | |
Temperature, Heat, and Thermal Energy
| Conduction, Convection & Radiation 02:25 min | |
| Calorimetry & Specific Heat Capacity 10:31 min | |
| Measurement: Temperature & Heat 01:36 min | |
| Short Tricks for Revision: Thermal Properties of Matter 27:03 min | |
Changes of State and Thermodynamics
| Heat, Work & Internal Energy 14:36 min | |
| Thermodynamic Processes 04:45 min | |
| Heat Engines & Second Law of Thermodynamics 04:37 min | |
| Thermodynamic State Variables & Equations 06:34 min | |
| Short Tricks for Revision: Thermodynamics 27:13 min | |
| Carnot Cycle & Carnot Engine 20:53 min | |
Properties of Fluids
| Short Tricks for Revision: Mechanical Properties of Fluids 23:53 min | |
Forces within Liquids
| Fundamental Forces in Nature 02:00 min | |
Solids
| Short Tricks for Revision: Mechanical Properties of Solids 17:54 min | |
Wave Properties
| Features of Waves 15:10 min | |
| The Wave Equation 03:24 min | |
| Transverse & Longitudinal Waves 02:57 min | |
Properties and Detection of Sound
| Measuring the Speed of Sound 02:39 min | |
| Sound Wave Experiments 06:03 min | |
The Physics of Music
| Measuring the Speed of Sound 02:39 min | |
| Sound Wave Experiments 06:03 min | |
Illumination
| Reflection of Light 05:29 min | |
| Investigating Reflection 06:58 min | |
| Refraction of Light 13:32 min | |
| Total Internal Reflection 02:14 min | |
| Real & Virtual Images 02:57 min | |
| Dispersion of Light 13:51 min | |
The Wave Nature of Light
| Reflection of Light 05:29 min | |
| Investigating Reflection 06:58 min | |
| Refraction of Light 13:32 min | |
| Total Internal Reflection 02:14 min | |
| Real & Virtual Images 02:57 min | |
| Dispersion of Light 13:51 min | |
Reflection of Light
| Reflection of Light 05:29 min | |
| Image Formation by Concave & Convex Mirror 11:44 min | |
| Sign Convention for Reflection by Spherical Mirrors 02:19 min | |
| Reflection & Laws of Reflection 04:26 min | |
| Summary Video: Light Reflection and Refraction 12:19 min | |
Curved Mirrors
| Image Formation by Concave & Convex Mirror 11:44 min | |
| Sign Convention for Reflection by Spherical Mirrors 02:19 min | |
| Reflection & Laws of Reflection 04:26 min | |
| Summary Video: Light Reflection and Refraction 12:19 min | |
Refraction of Light
| Reflection of Light, Refraction of Light & Refraction by a Lens 09:40 min | |
| Image Formation by Concave & Convex Mirror 11:44 min | |
| Sign Convention for Reflection by Spherical Mirrors 02:19 min | |
| Reflection & Laws of Reflection 04:26 min | |
| Summary Video: Light Reflection and Refraction 12:19 min | |
Convex and Concave Lenses
| Image Formation by Concave & Convex Mirror 11:44 min | |
| Sign Convention for Reflection by Spherical Mirrors 02:19 min | |
| Reflection & Laws of Reflection 04:26 min | |
| Summary Video: Light Reflection and Refraction 12:19 min | |
Interference
| What is Interference? 04:03 min | |
Diffraction
| Diffraction - 1 61:11 min | |
| Diffraction - 2 57:05 min | |
| Diffraction - 3 61:06 min | |
| Diffraction - 4 54:27 min | |
| X-Ray Diffraction 51:54 min | |
Electric Charge
| Introduction to Electric Charges 03:26 min | |
| Basic Properties of Electric Charge 13:17 min | |
Electrostatic Force
| Short Tricks: Conduction Electrostatics 30:18 min | |
| Short Tricks for Revision: Electrostatics 14:23 min | |
| Electrostatic Potential Energy 87:23 min | |
| Electrostatics of Conductors 28:30 min | |
Measuring Electric Fields
| Introduction to Electric Charges 03:26 min | |
| Gold Leaf Electroscope Experiment 09:56 min | |
| Basic Properties of Electric Charge 13:17 min | |
| Conductors & Insulators 02:53 min | |
| Vector form of Coulomb's Law 12:18 min | |
| Electric Field due to a Dipole 10:45 min | |
| Electric Dipole 12:14 min | |
| Charging by Induction 05:38 min | |
| Short Tricks: Conduction Electrostatics 30:18 min | |
| Short Tricks for Revision: Electrostatics 14:23 min | |
Applications of Electric Fields
| Introduction to Electric Charges 03:26 min | |
| Gold Leaf Electroscope Experiment 09:56 min | |
| Basic Properties of Electric Charge 13:17 min | |
| Conductors & Insulators 02:53 min | |
| Vector form of Coulomb's Law 12:18 min | |
| Electric Field due to a Dipole 10:45 min | |
| Electric Dipole 12:14 min | |
| Charging by Induction 05:38 min | |
| Short Tricks: Conduction Electrostatics 30:18 min | |
| Short Tricks for Revision: Electrostatics 14:23 min | |
Current and Circuits
| Electric Current & Circuits 38:57 min | |
| Work and Energy 37:59 min | |
| Electricity and Circuits - 1 30:12 min | |
| Electricity and Circuits - 2 25:33 min | |
| Fun with Magnets - Introduction 08:34 min | |
| Finding Direction Through Magnetic Poles 04:51 min | |
| Fun with Magnets 21:36 min | |
| Exploring Magnets Key Concepts 05:10 min | |
Using Electrical Energy
| Effect of temperature on resistivity 10:33 min | |
| Resistance & Resistivity 09:30 min | |
| Electrical Power and Electrical Energy 07:14 min | |
Simple Circuits
| Electric Current & Circuits 38:57 min | |
| Work and Energy 37:59 min | |
| Electricity and Circuits - 1 30:12 min | |
| Electricity and Circuits - 2 25:33 min | |
| Fun with Magnets - Introduction 08:34 min | |
| Finding Direction Through Magnetic Poles 04:51 min | |
| Fun with Magnets 21:36 min | |
| Exploring Magnets Key Concepts 05:10 min | |
Applications of Circuits
| Electric Current & Circuits 38:57 min | |
| Work and Energy 37:59 min | |
| Electricity and Circuits - 1 30:12 min | |
| Electricity and Circuits - 2 25:33 min | |
| Fun with Magnets - Introduction 08:34 min | |
| Finding Direction Through Magnetic Poles 04:51 min | |
| Fun with Magnets 21:36 min | |
| Exploring Magnets Key Concepts 05:10 min | |
Applying Magnetic Forces
| Electricity and Circuits - 1 30:12 min | |
| Electricity and Circuits - 2 25:33 min | |
| Fun with Magnets - Introduction 08:34 min | |
| Finding Direction Through Magnetic Poles 04:51 min | |
Inducing Currents
| Lenz's Law & Conservation of Energy 08:28 min | |
| Inductance & Self-Inductance 14:53 min | |
Applications of Induced Currents
| Lenz's Law & Conservation of Energy 08:28 min | |
| Inductance & Self-Inductance 14:53 min | |
Electric and Magnetic Forces on Particles
| Electricity and Circuits - 1 30:12 min | |
| Electricity and Circuits - 2 25:33 min | |
Electric and Magnetic Fields in Space
| Introduction to Magnetism 09:47 min | |
| Magnetic Force on a Charge 08:31 min | |
| Motion of Charged Particle in Magnetic Field 10:07 min | |
| Force on Current Carrying Conductor 12:39 min | |
| Torque on a Current Loop - 1 12:04 min | |
| Torque on a Current Loop - 2 06:40 min | |
| Ampere's Circuital Law Force Between 2 Parallel Wires & Solenoid 08:45 min | |
| History of Magnets 02:12 min | |
| Earth's Magnetism 07:40 min | |
| Magnetic Declination 07:29 min | |
| Magnetization & Magnetic Intensity 01:35 min | |
| Magnetic Properties of Materials (Diamagnetism,Paramagnetism & Ferromagnetism) 06:46 min | |
| Induced EMF in a Conductor 04:45 min | |
| AC-DC Generators 05:14 min | |
| Eddy's Current & Loses 05:44 min | |
A Particle Model of Waves
| Wave Particle Duality 06:15 min | |
| Wave-Particle Duality and the Photoelectric Effect 03:56 min | |
Matter Waves
| Introduction to Waves 11:48 min | |
| Wavelength, Period, Amplitude and Phase 08:59 min | |
| Wave Properties 03:38 min | |
| Wave Amplitude and Intensity 02:02 min | |
| Electromagnetic Waves 02:14 min | |
| Electromagnetic Waves: Wavelengths and Frequencies 05:23 min | |
| Kirchhoff's Rules - 1 11:03 min | |
| Kirchhoff's Rules - 2 08:50 min | |
| Kirchhoff's Rules - 3 11:57 min | |
| Kirchhoff's Rules - 4 10:54 min | |
| Resistance & Resistivity 21:35 min | |
| Series & Parallel Circuits 30:32 min | |
| Electromotive Force 17:05 min | |
| Internal Resistance 10:07 min | |
| EMF & Internal Resistance 05:30 min | |
| Cells, EMF, Terminal Voltage & Internal Resistance 14:30 min | |
| Polarisation of Microwaves - Practical 01:59 min | |
| Refraction and Snell's Law 04:37 min | |
| Total Internal Reflection and Critical Angle 06:03 min | |
| Superposition of Waves 02:57 min | |
| Coherence and Path Difference 03:24 min | |
| Two Source Interference of Waves 02:26 min | |
| Young's Double Slit Experiment 04:39 min | |
| Diffraction Gratings 06:16 min | |
| Equation for Velocity of Waves on a String 01:50 min | |
| Melde's Apparatus - Practical 01:50 min | |
| Standing and Stationary Waves on a String 04:40 min | |
| Photoelectric Effect 06:36 min | |
| Einsteins photoelectric equation & work function 09:49 min | |
| Wave Particle Duality 06:15 min | |
| Wave-Particle Duality and the Photoelectric Effect 03:56 min | |
Bohr’s Model of the Atom
| Video: Bohr's Model of the Atom 05:05 min | |
The Quantum Model of the Atom
| History of Quantum Mechanics - 1 19:32 min | |
| History of Quantum Mechanics - 2 27:49 min | |
| Quantum Mechanics 31:03 min | |
Conduction in Solids
| Conduction, Convection and Radiation 05:45 min | |
| Video: Conduction, Convention & Radiation 05:45 min | |
| Demonstrating Conduction 05:19 min | |
| Thermal Conduction 05:17 min | |
Electronic Components
| Electronics Introduction - What is Electronics - Applications of Electronics- Electronics Components 14:18 min | |
| Electrical components 03:15 min | |
The Building Blocks of Matter
| Atoms v/s Molecules 08:07 min | |
| Adhesion v/s Cohesion 06:38 min | |
