Grade 8 › Physics

Class 8 Physics

Master all 11 chapters with concept notes, worked examples, and MCQ tests — all free.

11 Chapters Online MCQ Tests IMO Practice Free Forever
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Chapter 1
Force and Pressure
Force Pressure Pressure in Fluids Atmospheric Pressure Buoyancy and Archimedes' Principle
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Chapter 2
Friction
Friction and its Types Factors Affecting Friction Advantages of Friction Disadvantages of Friction and Ways to Reduce It Fluid Friction and Streamlining
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Chapter 3
Motion — Speed, Velocity and Acceleration
Scalar and Vector Quantities; Distance and Displacement Speed and Velocity Acceleration Graphs of Motion Newton's Laws of Motion
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Chapter 4
Gravitation
The Universal Law of Gravitation Acceleration Due to Gravity Mass and Weight Free Fall and Equations of Motion under Gravity Thrust, Pressure and Hydraulic Systems
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Chapter 5
Sound
Production and Propagation of Sound Characteristics of Sound Speed of Sound and Echo Range of Hearing Noise Pollution
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Chapter 6
Light — Reflection and Refraction
Reflection of Light and Plane Mirrors Curved Mirrors Refraction of Light Lenses and Image Formation Dispersion of Light and the Human Eye
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Chapter 7
Chemical Effects of Electric Current
Conduction of Electricity in Liquids Electrolysis Electroplating Faraday's Law Other Chemical and Related Effects of Electric Current
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Chapter 8
Sources of Energy
Forms of Energy and Conservation of Energy Conventional Sources of Energy Non-conventional (Renewable Solar Energy and the Biogas Plant Nuclear Energy and the Energy Crisis
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Chapter 9
Heat and Temperature
Heat and Temperature Thermometers and Temperature Scales Conversion of Temperature Between Scales Transfer of Heat Thermal Expansion, Specific Heat, and Latent Heat
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Chapter 10
Electricity — Circuits and Effects
Electric Current and Potential Difference Ohm's Law and Resistance Series and Parallel Circuits Electric Power and Energy Heating Effect and Domestic Circuits
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Chapter 11
Magnetism and Electromagnetism
Magnetic Field and Field Lines Oersted's Experiment and the Magnetic Effect of Current Solenoid and Electromagnet Force on a Current-Carrying Conductor and the Electric Motor Electromagnetic Induction, the Generator, and the Transformer