8th Science - TamilNadu State Board (English Medium)
Chapter 1 : Measurement
1. Measurement - Chapter 1 | 8th Science
2. Unit Systems - Measurement | Chapter 1 | 8th Science
3. International System of Units - Measurement | Chapter 1 | 8th Science
4. Types of clock - Measurement | Chapter 1 | 8th Science
5. Accuracy in Measurements - Measurement | Chapter 1 | 8th Science
6. Approximation - Measurement | Chapter 1 | 8th Science
7. Rounding off - Measurement | Chapter 1 | 8th Science
8. Points to Remember, Glossary, Concept Map - Measurement | Chapter 1 | 8th Science
9. Questions Answers - Measurement | Chapter 1 | 8th Science
10. Numerical problems - Measurement | Chapter 1 | 8th Science
11. Student Activities - Measurement | Chapter 1 | 8th Science
Chapter 2 : Force and Pressure
1. Force and Pressure - Chapter 2 | 8th Science
2. Force - Chapter 2 | 8th Science
3. Pressure - Chapter 2 | 8th Science
4. Pressure exerted by Air - Force and Pressure | Chapter 2 | 8th Science
5. Force and Pressure in Liquids - Chapter 2 | 8th Science
6. Surface Tension - Force and Pressure | Chapter 2 | 8th Science
7. Viscous Force or Viscosity - Force and Pressure | Chapter 2 | 8th Science
8. Friction - Types, Factors affecting, Advantages, Disadvantages, Increasing and decreasing Friction
9. Points to Remember, Glossary, Concept Map - Force and Pressure | Chapter 2 | 8th Science
10. Questions Answers - Force and Pressure | Chapter 2 | 8th Science
11. Numerical problems - Force and Pressure | Chapter 2 | 8th Science
12. Student Activities - Force and Pressure | Chapter 2 | 8th Science
Chapter 3 : Light
1. Light - Chapter 3 | 8th Science
2. Mirrors - Light | Chapter 3 | 8th Science
3. Terms related to Spherical Mirrors - Light | Chapter 3 | 8th Science
4. Images formed by Spherical Mirrors - Light | Chapter 3 | 8th Science
5. Applications of Curved Mirrors - Light | Chapter 3 | 8th Science
6. Laws of Reflection - Light | Chapter 3 | 8th Science
7. Types of Reflection - Light | Chapter 3 | 8th Science
8. Multiple Reflections - Light | Chapter 3 | 8th Science
9. Refraction of Light - Light | Chapter 3 | 8th Science
10. Dispersion - Light | Chapter 3 | 8th Science
11. Points to Remember, Glossary, Concept Map - Light | Chapter 3 | 8th Science
12. Questions Answers - Light | Chapter 3 | 8th Science
13. Numerical problems - Light | Chapter 3 | 8th Science
14. Student Activities - Light | Chapter 3 | 8th Science
Chapter 4 : Heat
1. Heat - Chapter 4 | 8th Science
2. Effects of Heat - Heat | Chapter 4 | 8th Science
3. Transfer of Heat - Heat | Chapter 4 | 8th Science
4. Calorimetry - Heat | Chapter 4 | 8th Science
5. Calorimeter - Heat | Chapter 4 | 8th Science
6. Thermostat - Heat | Chapter 4 | 8th Science
7. Thermos flask (Vacuum flask) - Heat | Chapter 4 | 8th Science
8. Points to Remember, Glossary, Concept Map - Heat | Chapter 4 | 8th Science
9. Questions Answers - Heat | Chapter 4 | 8th Science
10. Numerical problems - Heat | Chapter 4 | 8th Science
11. Student Activities - Heat | Chapter 4 | 8th Science
Chapter 5 : Electricity
1. Electricity - Chapter 5 | 8th Science
2. Atom - Electricity | Chapter 5 | 8th Science
3. Charges - Electricity | Chapter 5 | 8th Science
4. Transfer of Charges - Electricity | Chapter 5 | 8th Science
5. Flow of Charges - Electricity | Chapter 5 | 8th Science
6. Electroscope - Electricity | Chapter 5 | 8th Science
7. Lightning and Thunder - Electricity | Chapter 5 | 8th Science
8. Electric Circuits - Electricity | Chapter 5 | 8th Science
9. Effects of Current - Electricity | Chapter 5 | 8th Science
10. Points to Remember, Glossary, Concept Map - Electricity | Chapter 5 | 8th Science
11. Questions Answers - Electricity | Chapter 5 | 8th Science
12. Student Activities - Electricity | Chapter 5 | 8th Science
Chapter 6 : Sound
1. Sound - Chapter 6 | 8th Science
2. Production of Sound - Sound | Chapter 6 | 8th Science
3. Propagation of Sound - Sound | Chapter 6 | 8th Science
4. Sound Waves - Sound | Chapter 6 | 8th Science
5. Properties of Sound - Sound | Chapter 6 | 8th Science
6. Musical Instruments - Sound | Chapter 6 | 8th Science
7. Sound produced by Humans - Sound | Chapter 6 | 8th Science
8. Mechanism of Human Ear - Sound | Chapter 6 | 8th Science
9. Noise Pollution - Sound | Chapter 6 | 8th Science
10. Points to Remember, Glossary, Concept Map - Sound | Chapter 6 | 8th Science
11. Questions Answers - Sound | Chapter 6 | 8th Science
12. Numerical problems - Sound | Chapter 6 | 8th Science
13. Student Activities - Sound | Chapter 6 | 8th Science
Chapter 7 : Magnetism
1. Magnetism - Chapter 7 | 8th Science
2. Classification of Magnets - Magnetism | Chapter 7 | 8th Science
3. Magnetic Properties - Magnetism | Chapter 7 | 8th Science
4. Magnetic Field - Magnetism | Chapter 7 | 8th Science
5. Magnetic Materials - Magnetism | Chapter 7 | 8th Science
6. Artificial Magnets - Magnetism | Chapter 7 | 8th Science
7. Earth�s Magnetism - Magnetism | Chapter 7 | 8th Science
8. Uses of Magnets - Magnetism | Chapter 7 | 8th Science
9. Points to Remember, Glossary, Concept Map - Magnetism | Chapter 7 | 8th Science
10. Questions Answers - Magnetism | Chapter 7 | 8th Science
11. Student Activities - Magnetism | Chapter 7 | 8th Science
Chapter 8 : Universe and Space Science
1. Universe and Space Science - Chapter 8 | 8th Science
2. Rockets - Universe and Space Science | Chapter 8 | 8th Science
3. India�s Space Programmes - Universe and Space Science | Chapter 8 | 8th Science
4. NASA (National Aeronautics and Space Administration) - Universe and Space Science | Chapter 8 | 8th Science
5. Points to Remember, Glossary, Concept Map - Universe and Space Science | Chapter 8 | 8th Science
6. Questions Answers - Universe and Space Science | Chapter 8 | 8th Science
7. Student Activities - Universe and Space Science | Chapter 8 | 8th Science
Chapter 9 : Matter Around Us
1. Matter Around Us - Chapter 9 | 8th Science
2. Elements - Matter Around Us | Chapter 9 | 8th Science
3. Metals and Non-metals - Properties and Uses | Matter Around Us | Chapter 9 | 8th Science
4. Metalloids - Properties and Uses | Matter Around Us | Chapter 9 | 8th Science
5. Compounds - Classsification and Uses | Matter Around Us | Chapter 9 | 8th Science
6. Points to Remember, Glossary, Concept Map - Matter Around Us | Chapter 9 | 8th Science
7. Questions Answers - Matter Around Us | Chapter 9 | 8th Science
8. Student Activities - Matter Around Us | Chapter 9 | 8th Science
Chapter 10 : Changes Around Us
1. Changes Around Us - Chapter 10 | 8th Science
2. Chemical changes - Changes Around Us | Chapter 10 | 8th Science
3. Factors determining Chemical changes - Changes Around Us | Chapter 10 | 8th Science
4. Effects of Chemical changes - Changes Around Us | Chapter 10 | 8th Science
5. Points to Remember, Glossary, Concept Map - Changes Around Us | Chapter 10 | 8th Science
6. Questions Answers - Changes Around Us | Chapter 10 | 8th Science
7. Student Activities - Changes Around Us | Chapter 10 | 8th Science
Chapter 11 : Air
1. Air - Chapter 11 | 8th Science
2. Oxygen - Occurrence, Physical and Chemical properties, Uses
3. Nitrogen - Occurrence, Physical and Chemical properties, Uses
4. Carbon dioxide - Occurrence, Physical and Chemical properties, Uses
5. Green House Effect and Global Warming - Air | Chapter 11 | 8th Science
6. Acid rain - Air | Chapter 11 | 8th Science
7. Points to Remember, Glossary, Concept Map - Air | Chapter 11 | 8th Science
8. Questions Answers - Air | Chapter 11 | 8th Science
9. Student Activities - Air | Chapter 11 | 8th Science
Chapter 12 : Atomic Structure
1. Atomic Structure - Chapter 12 | 8th Science
2. Dalton�s Atomic Theory - Advantages, Limitations
3. Fundamental Particles - Atomic Structure | Chapter 12 | 8th Science
4. Thomson�s Atom Model - Limitations | Atomic Structure | Chapter 12 | 8th Science
5. Valency - Atomic Structure | Chapter 12 | 8th Science
6. Ions - Atomic Structure | Chapter 12 | 8th Science
7. Chemical formula or Molecular formula - Atomic Structure | Chapter 12 | 8th Science
8. Naming chemical compounds - Atomic Structure | Chapter 12 | 8th Science
9. Chemical Equation - Atomic Structure | Chapter 12 | 8th Science
10. Laws of chemical combinations - Atomic Structure | Chapter 12 | 8th Science
11. Points to Remember, Glossary, Concept Map - Atomic Structure | Chapter 12 | 8th Science
12. Questions Answers - Atomic Structure | Chapter 12 | 8th Science
13. Student Activities - Atomic Structure | Chapter 12 | 8th Science
Chapter 13 : Water
1. Water - Chapter 13 | 8th Science
2. Composition of Water - Water | Chapter 13 | 8th Science
3. Electrolysis of Water - Water | Chapter 13 | 8th Science
4. Preparation of Water - Water | Chapter 13 | 8th Science
5. Physical, Chemical of Properties of Water
6. Water?- A Universal Solvent - Water | Chapter 13 | 8th Science
7. Potable Water - Characteristics, Purification, Hardness of Water
8. Water Pollution - Water | Chapter 13 | 8th Science
9. Controlling Water Pollution - Water | Chapter 13 | 8th Science
10. Points to Remember, Glossary, Concept Map - Water | Chapter 13 | 8th Science
11. Questions Answers - Water | Chapter 13 | 8th Science
12. Student Activities - Water | Chapter 13 | 8th Science
Chapter 14 : Acids and Bases
1. Acids and Bases - Chapter 14 | 8th Science
2. Acids - Physical properties, Chemical properties, Uses of Acids
3. Bases - Physical properties, Chemical properties, Uses of Acids
4. Neutralisation Reaction - Acids and Bases | Chapter 14 | 8th Science
5. Indicators - Natural and Synthetic indicators | Acids and Bases | Chapter 14 | 8th Science
6. Points to Remember, Glossary, Concept Map - Acids and Bases | Chapter 14 | 8th Science
7. Questions Answers - Acids and Bases | Chapter 14 | 8th Science
8. Student Activities - Acids and Bases | Chapter 14 | 8th Science
Chapter 15 : Chemistry in Everyday Life
1. Chemistry in Everyday Life - Chapter 15 | 8th Science
2. Hydrocarbons - Sources, Properties, Types | Chemistry in Everyday Life
3. Natural Gas - Uses, Advantages, Compressed Natural Gas
4. Other Gases - Chemistry in Everyday Life | Chapter 15 | 8th Science
5. Coal - Extraction, Types, Uses, Products
6. Petroleum - Occurrence, Uses, Refining of crude petroleum
7. Fuel - Types, Characteristics, Efficiency
8. Alternative Fuel - Chemistry in Everyday Life | Chapter 15 | 8th Science
9. Solar Energy - Chemistry in Everyday Life | Chapter 15 | 8th Science
10. Points to Remember, Glossary, Concept Map - Chemistry in Everyday Life | Chapter 15 | 8th Science
11. Questions Answers - Chemistry in Everyday Life | Chapter 15 | 8th Science
12. Student Activities - Chemistry in Everyday Life | Chapter 15 | 8th Science
Chapter 16 : Microorganisms
1. Microorganisms - Chapter 16 | 8th Science
2. Virus - Microorganisms | Chapter 16 | 8th Science
3. Bacteria - Microorganisms | Chapter 16 | 8th Science
4. Fungi - Microorganisms | Chapter 16 | 8th Science
5. Algae - Microorganisms | Chapter 16 | 8th Science
6. Protozoa - Microorganisms | Chapter 16 | 8th Science
7. Prions - Microorganisms | Chapter 16 | 8th Science
8. Virions - Microorganisms | Chapter 16 | 8th Science
9. Uses of Microorganisms - Microorganisms | Chapter 16 | 8th Science
10. Harmful Microorganisms - Microorganisms | Chapter 16 | 8th Science
11. Diseases caused by microorganisms in plants, animals, humans - Microorganisms | Chapter 16 | 8th Science
12. Relationship Between Man and Microbes-Balances, Imbalances and Uses - Microorganisms | Chapter 16 | 8th Science
13. Points to Remember, Glossary, Concept Map - Microorganisms | Chapter 16 | 8th Science
14. Questions Answers - Microorganisms | Chapter 16 | 8th Science
15. Student Activities - Microorganisms | Chapter 16 | 8th Science
Chapter 17 : Plant Kingdom
1. Plant Kingdom - Chapter 17 | 8th Science
2. Algae - Plant Kingdom | Chapter 17 | 8th Science
3. Fungi - Plant Kingdom | Chapter 17 | 8th Science
4. Bryophytes - Plant Kingdom | Chapter 17 | 8th Science
5. Pteridophytes - Plant Kingdom | Chapter 17 | 8th Science
6. Gymnosperms - Plant Kingdom | Chapter 17 | 8th Science
7. Angiosperms - Plant Kingdom | Chapter 17 | 8th Science
8. Taxonomy - Plant Kingdom | Chapter 17 | 8th Science
9. Binomial Nomenclature - Plant Kingdom | Chapter 17 | 8th Science
10. Uses of medicinal plants - Plant Kingdom | Chapter 17 | 8th Science
11. Points to Remember, Glossary, Concept Map - Plant Kingdom | Chapter 17 | 8th Science
12. Questions Answers - Plant Kingdom | Chapter 17 | 8th Science
13. Student Activities - Plant Kingdom | Chapter 17 | 8th Science
Chapter 18 : Organisation of Life
1. Organisation of Life - Chapter 18 | 8th Science
2. Biological Organisation - Organisation of Life | Chapter 18 | 8th Science
3. Cells - Organisation of Life | Chapter 18 | 8th Science
4. Tissues - Organisation of Life | Chapter 18 | 8th Science
5. Organ - Organisation of Life | Chapter 18 | 8th Science
6. Organ System - Organisation of Life | Chapter 18 | 8th Science
7. Physiological Processes - Organisation of Life | Chapter 18 | 8th Science
8. Points to Remember, Glossary, Concept Map - Organisation of Life | Chapter 18 | 8th Science
9. Questions Answers - Organisation of Life | Chapter 18 | 8th Science
10. Student Activities - Organisation of Life | Chapter 18 | 8th Science
Chapter 19 : Movements in Animals
1. Movements in Animals - Chapter 19 | 8th Science
2. Movement and Locomotion - Movements in Animals | Chapter 19 | 8th Science
3. Movement in different Animals - Movements in Animals | Chapter 19 | 8th Science
4. Types of Movements - Movements in Animals | Chapter 19 | 8th Science
5. Joints - Movements in Animals | Chapter 19 | 8th Science
6. Skeleton System - Movements in Animals | Chapter 19 | 8th Science
7. Muscles - Movements in Animals | Chapter 19 | 8th Science
8. Points to Remember, Glossary, Concept Map - Movements in Animals | Chapter 19 | 8th Science
9. Questions Answers - Movements in Animals | Chapter 19 | 8th Science
10. Student Activities - Movements in Animals | Chapter 19 | 8th Science
Chapter 20 : Reaching the age of Adolescence
1. Reaching the age of Adolescence - Chapter 20 | 8th Science
2. Adolescence and Puberty - Reaching the age of Adolescence | Chapter 20 | 8th Science
3. Secondary Sex Characteristics of Boys and Girls - Reaching the age of Adolescence | Chapter 20 | 8th Science
4. Role of Hormones in Reproduction - Reaching the age of Adolescence | Chapter 20 | 8th Science
5. Reproductive phase of life in Human - Reaching the age of Adolescence | Chapter 20 | 8th Science
6. Menstrual Cycle - Reaching the age of Adolescence | Chapter 20 | 8th Science
7. Reproductive Health - Reaching the age of Adolescence | Chapter 20 | 8th Science
8. Nutritional needs of Adolescents - Reaching the age of Adolescence | Chapter 20 | 8th Science
9. Personal hygiene for Adolescence - Reaching the age of Adolescence | Chapter 20 | 8th Science
10. Points to Remember, Glossary, Concept Map - Reaching the age of Adolescence | Chapter 20 | 8th Science
11. Questions Answers - Reaching the age of Adolescence | Chapter 20 | 8th Science
12. Student Activities - Reaching the age of Adolescence | Chapter 20 | 8th Science
Chapter 21 : Crop Production and Management
1. Crop Production and Management - Chapter 21 | 8th Science
2. Agricultural Practices - Crop Production and Management | Chapter 21 | 8th Science
3. Basic Practices of Crop Production - Crop Production and Management | Chapter 21 | 8th Science
4. Rotation of Crops - Crop Production and Management | Chapter 21 | 8th Science
5. Seed Bank - Crop Production and Management | Chapter 21 | 8th Science
6. Bio-indicators - Crop Production and Management | Chapter 21 | 8th Science
7. Agriculture Research Institutions - Crop Production and Management | Chapter 21 | 8th Science
8. Foliar Sprays - Crop Production and Management | Chapter 21 | 8th Science
9. Bio-control Methods - Crop Production and Management | Chapter 21 | 8th Science
10. Points to Remember, Glossary, Concept Map - Crop Production and Management | Chapter 21 | 8th Science
11. Questions Answers - Crop Production and Management | Chapter 21 | 8th Science
Chapter 22 : Conservation of Plants and Animals
1. Conservation of Plants and Animals - Chapter 22 | 8th Science
2. Deforestation - Causes and Effects | Chapter 22 | 8th Science
3. Afforestation - Conservation of Plants and Animals | Chapter 22 | 8th Science
4. Reforestation - Conservation of Plants and Animals | Chapter 22 | 8th Science
5. Endangered Species - Conservation of Plants and Animals | Chapter 22 | 8th Science
6. Red Data Book - Advantages, Disadvantages | Conservation of Plants and Animals | Chapter 22 | 8th Science
7. Conservation - Conservation of Plants and Animals | Chapter 22 | 8th Science
8. PBR (People�s Bio-diversity Register) - Conservation of Plants and Animals | Chapter 22 | 8th Science
9. Biomagnification - Conservation of Plants and Animals | Chapter 22 | 8th Science
10. Animal Welfare Organisations - Conservation of Plants and Animals | Chapter 22 | 8th Science
11. Points to Remember, Glossary, Concept Map - Conservation of Plants and Animals | Chapter 22 | 8th Science
12. Questions Answers - Conservation of Plants and Animals | Chapter 22 | 8th Science
13. Student Activities - Conservation of Plants and Animals | Chapter 22 | 8th Science
Chapter 23 : Libre Office Calc
1. Libre Office Calc - Chapter 23 | 8th Science
2. Spreadsheet - Libre Office Calc | Chapter 23 | 8th Science
3. Worksheet and Workbook - Libre Office Calc | Chapter 23 | 8th Science
4. Merge cells - Libre Office Calc | Chapter 23 | 8th Science
5. Generate Auto Numbers - Libre Office Calc | Chapter 23 | 8th Science
6. Functions - Libre Office Calc | Chapter 23 | 8th Science
7. Operators in Libre Office Calc - Libre Office Calc | Chapter 23 | 8th Science
8. Sorting Data - Libre Office Calc | Chapter 23 | 8th Science
9. Working with Charts - Libre Office Calc | Chapter 23 | 8th Science
10. Questions Answers - Libre Office Calc | Chapter 23 | 8th Science
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