Physics - Class IX Resources

The following list of online resources are provided as a sample of curated resources. New resources shall be added as we come across interesting and relevant online materials.

3. Acceleration

Description: Explanation of acceleration, mathematical representation, and calculation related to acceleration.

Core Concepts: Forces and acceleration: Acceleration and its calculation.

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4. Distance Time Graph and Velocity Time Graph

Description: Interpretation of distance-time graph and velocity-time graph.

Core Concepts: Forces and acceleration: Graphical representation of distance-time graph and velocity-time graph

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6. Momentum

Description: Concept of forces and momentum, mathematical representation, and application.

Core Concepts: Momentum of a body.

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8. Equations of Motion 

Description: Derivation and application of equations of motion.

Core Concepts: Equations of linear motion.

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9. Newton’s First Law of Motion: Mass and Inertia.

Description: Explanation of the concept of law of inertia and its application.

Core Concepts: Newton’s first law of motion.

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11. Newton’s Second Law of Motion 

Description: The concept, practical demonstration, calculation, and experimental verification of Newton’s second law of motion .

Core Concepts: Newton’s second law of motion.

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12. Verification of Newton’s Second Law

Description: Interactive simulation to verify Newton’s second law of motion. 

Core Concepts: Newton’s second law of motion.

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14. Construction of a High Speed Water Boat using DC Motor

Description: Procedures on construction of a water boat using a DC motor based on Newton's third of motion .

Core Concepts: Newton’s third law of motion.

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16. Buoyancy

Description: Explanation on the concept of buoyancy.

Core Concepts: Buoyant force: Up thrust.

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17. Archimedes’ Principle

Description: Explanation of Archimedes principle.

Core Concepts: Buoyant force: Archimedes' principle.

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18. Archimedes’ Principle

Description: Explanation, verification and application of Archimedes’ principle.

Core Concepts: Buoyant force: Archimedes' principle.

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20. Verification of Archimedes’ Principle

Description: Interactive simulation to verify Archimedes' principle.

Core Concepts: Buoyant force: Archimedes' principle.

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23. Specific Heat Capacity

Description: The video contains the concept, formula of heat gained/lost and applications of specific heat capacity.

Core Concepts: Energy transfer: Specific heat capacity.

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25. Latent Heat

Description: Explanation of latent heat of fusion and latent heat of vaporization, examples and applications.

Core Concepts: Energy transfer: Latent heat.

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26. Circuit Construction Kits

Description: Interactive simulation to construct  a circuit to demonstrate direction of flow of charge and conventional current.

Core Concepts: Electric current.

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27. Circuit Construction Kits

Description: Interactive simulation to construct a circuit using ac and dc source to study their properties graphically. 

Core Concepts: Alternating current and direct current.

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28. Alternating Current (AC) and Direct Current (DC) 

Description: Explanation of differences between AC and DC with graphical representation.

Core Concepts: Alternating current and direct current.

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29. Faraday’s Law

Description: Interactive simulation on demonstration of  Faraday’s law of electromagnetic induction.

Core Concepts: Electromagnetic induction.

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31. Lenz's Law

Description: Demonstration on Lenz’s Law.

Core Concepts: Electromagnetic induction.

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33. Simple Electric Motor

Description:  Procedure to o build a simple D.C motor based on the concept of electromagnetic induction.

Core Concepts: Electromagnetic induction and D.C motor.

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34. Bending of Light

Description: Interactive simulation to show the bending of light when it travels from one medium to the other by altering the angle of incidence.

Core Concepts: Refraction of light.

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35. Refraction of Light

Description: This  video contains the concepts and demonstration on refraction of light.

Core Concepts: Refraction of light.

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36. Laws of Refraction of Light

Description: Explanation of  laws of refraction of light and the refractive index.

Core Concepts: Refraction of light.

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37. Total Internal Reflection - Critical Angle

Description: Explanation of critical angle and total internal reflection.

Core Concepts: Total internal reflection.

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39. Mirage (Optical Illusion)

Description: Formation of optical illusion in desert.

Core Concepts: Total internal reflection.

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40. Effects of Total Internal Reflection

Description: Natural consequences and effects of total internal reflection.

Core Concepts: Total internal reflection.

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41. Types of Waves

Description: Explanation of different types of waves.

Core Concepts: Types of waves.

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42. Characteristics of waves

Description: Explanation of terms used to describe waves (frequency, amplitude, time period, wavelength, and wave velocity). 

Core Concepts: Characteristics of waves.

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44. Wave on a String

Description: Interactive simulation to demonstrate using a waves.

Core Concepts: Characteristics of waves.

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46. SONAR

Description: Explanation of working of sonar.

Core Concepts: Uses of wave.

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48. Nuclear Atom

Description: Describe the composition of the nucleus, in terms of protons and neutrons and represent radioactive elements using nuclide notation. 

Core Concepts: Nuclear composition, protons and neutrons, proton number, nucleon number, nuclide notation. 

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49. Astronomical units

Description: Explain the components and basic operation of different types of telescopes and design a prototype of a telescope.

Core Concepts: concept, components, types and construction of telescope

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50. Relative Position of moon

Description: Explanation of relative position of moon.

Core Concepts: Physical and chemical properties of the Moon and its environment.

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