class8 physics

Chapter 6: Light

Topic 1: Laws of reflection Topic 2: Lateral inversion Topic 3: Regular and irregular reflection Topic 4: Kaleidoscope Topic 5: Dispersion Topic 6: Recombination of colours Topic 7: What is inside our eyes? Topic 8 : Structure of eye Topic 9: Cataract Topic 10: Braille system Multiple choice questions Question and answers Note book

Chapter 5: Some Natural Phenomena

Topic 1: Charging by rubbing Topic 2: Electroscope Topic 3:  The story of lightning Topic 4: Lightning conductor Topic 5: Earth quake   Topic 6: Seismic waves   Topic 7: Seismograph Topic 8 : Structure of earth Topic 9 : Earth plates Topic 10 : Tsunami Multiple choice questions Question and answers Note book

Chapter 3: Sound

Topic 1: Sound is produced by a vibrating body. Topic 2: Musical instruments produce sound Topic 3: Sound produced by humans Topic 4: Sound needs a medium for propagation Topic 5: We hear sound through our ears Topic 6: Wave length , amplitude, time Period and frequency of a sound Topic 7: Loudness of sound …

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Chapter 2: Friction

Topic 1: Force of friction Topic 2: Sliding friction Topic 3: Rolling friction Topic 4: Increase of friction Topic 5: Reduction of friction   Topic 6: Liquid and air friction Multiple choice questions Question and answers Note book

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