# Science 8

Compulsory Science class 8 videos, According to Curriculum Development Centre

Intermediate 0 (0 Review ) 1232 Students enrolled
Created by Mero School Last updated Fri, 14-May-2021 Nepali
What will I learn?
• After Completion of this Course, Students will get complete knowledge of class 8 Science and will be able to secure good score in District Level Exam.

Curriculum for this course
467 Lessons 47:18:08 H:M:S
0. Specification Grid
2 Lessons 00:11:25 H:M:S
• 1. Introduction to Course 00:03:20 Free
• 2. Specification Grid 00:08:05 Free
• 1. Measurement(Introduction) 00:06:41
• 2. Importance of measurement 00:06:30
• 3. Physical quantities, Fundamental and derived quantities 00:10:29
• 4. Units 00:09:36
• 5. Standard system of units 00:08:38
• 6. Fundamental and derivied units 00:15:42
• 7. Measurement of mass 00:08:52
• 8. One standard kilogram 00:04:58
• 9. Measurement of weight 00:06:46
• 10. Question 1 (Measurement of weight) 00:04:10
• 11. Measurement of time 00:09:14
• 12. Mean solar day and One standard second 00:08:29
• 13. Question 2 (Measurement of time) 00:02:11
• 14. Orders of 10 00:12:13
• 15. Question 3 ( Orders of 10) 00:03:56
• 1. Rest and Motion 00:09:27
• 2. Vectors and Scalars 00:13:13
• 3. Velocity 00:07:45
• 4. Example 1 (Velocity) 00:06:35
• 5. Example 2 (Velocity) 00:07:45
• 6. Uniform Velocity and non-uniform velocity 00:07:18
• 7. Average Velocity 00:07:41
• 8. Example 1 (Average Velocity) 00:05:22
• 9. Example 2 (Average Velocity) 00:04:04
• 10. Relative velocity 00:04:45
• 11. Relative velocity of an object w.r.t an object travelling in the same direction 00:07:13
• 12. Relative velocity of an object w.r.t an object travelling in the opposite direction 00:09:05
• 13. Example 1 (Relative velocity) 00:04:59
• 14. Example 2 (Relative velocity) 00:05:34
• 15. Acceleration 00:07:23
• 16. Example 1 (Acceleration) 00:05:05
• 17. Example 2 (Acceleration) 00:07:07
• 18. Example 3 (Acceleration) 00:07:15
• 19. Use of graphs in Physics 00:19:06
• 20. Equations of Motion (First equation) 00:10:42
• 21. Equations of Motion (Second equation) 00:09:43
• 22. Equations of Motion (Third equation) 00:10:51
• 23. Equations of Motion (Fourth equation) 00:08:09
• 24. Equation of motion under Gravity 00:09:02
• 25. Example 1 (Equations of motion) 00:06:32
• 26. HOW TALL IS THE BUILDING ? Example 2 (Equations of motion) 00:07:02
• 27. RETARDATION Example 3 (Equations of motion) 00:10:18
• 28. SAVE THE KID! Example 4 (Equations of motion) 00:06:52
• 29. HOW FAST CAN YOU THROW ? Example 5 (Equations of motion) 00:10:14
• 1. Introduction to Simple machines 00:03:55
• 2. Application of Simple machines 00:04:02
• 3. Lever 00:06:33
• 4. First class lever 00:05:27
• 5. Second class lever 00:05:24
• 6. Third class lever 00:06:27
• 7. Principle of Ideal simple machine 00:18:47
• 8. Problem 1 (Simple machine) 00:05:52
• 9. Problem 2 (Simple machine) 00:06:25
• 10. Problem 3 (Simple machine) 00:06:40
• 12. Problem 1 (Mechanical advantage) 00:02:09
• 13. Problem 2 (Mechanical advantage) 00:04:38
• 14. Problem 3 (Mechanical advantage) 00:07:17
• 15. Velocity ratio 00:06:42
• 16. Problem 1 (Velocity ratio) 00:02:52
• 17. Problem 2 (Velocity ratio) 00:04:23
• 18. Efficiency 00:07:25
• 19. Example 1 (Efficiency) 00:09:11
• 20. Relation among MA, VR and efficiency- 00:04:49
• 21. Example 1 (Relation among MA, VR and efficiency) 00:02:35
• 22. Example 2 (Relation among MA, VR and efficiency) 00:09:25
• 1. Pressure 00:07:57
• 2. Example 1 (Pressure) 00:13:28
• 3. Example 2 (Pressure) 00:10:18
• 4. Atmospheric pressure 00:04:36
• 5. Activities to prove Atmospheric pressure 00:08:18
• 6. Mercury Barometer 00:10:59
• 7. Why is water not used in a barometer ? 00:07:31
• 8. Properties of air 00:09:00
• 9. Importance of Atmospheric pressure 00:05:37
• 10. Liquid Pressure 00:02:41
• 11. Characteristics of liquids (part 1) 00:05:32
• 12. Characteristics of liquids (part 2) 00:06:08
• 13. Liquid Pressure 00:10:52
• 14. Example 1 (Liquid Pressure) 00:06:20
• 15. Example 2 (Liquid Pressure) 00:08:29
• 16. Mathematical Reason behind why is water not used in a barometer ? 00:06:23
• 17. Density 00:10:12
• 18. Example 1 (Density) 00:04:28
• 19. Example 2 (Density) 00:06:27
• 20. Relative density 00:03:49
• 21. Example 1 (Relative density) 00:02:59
• 22. Sinking and floating 00:05:59
• 1. Energy 00:08:11
• 2. Mechanical energy (Kinetic energy) 00:10:41
• 3. Mechanical energy (Potential energy) 00:13:09
• 4. Example 1 (Mechanical Energy) 00:04:01
• 5. Example 2 (Mechanical Energy) 00:03:48
• 6. Example 3 (Mechanical Energy) 00:06:08
• 7. Example 4 (Mechanical Energy) 00:04:01
• 8. Electrical Energy 00:05:16
• 9. Heat Energy 00:08:20
• 10. Light Energy 00:02:43
• 11. Sound Energy 00:07:06
• 12. Magnetic Energy 00:04:38
• 13. Chemical Energy 00:04:35
• 14. Nuclear Energy 00:03:38
• 15. Transformation of energy 00:05:55
• 16. Work 00:06:59
• 17. What is one joule work ? 00:03:53
• 18. Types of work (Work done against friction) 00:03:45
• 19. Example 1 (Work done against friction) 00:01:47
• 20. Work Done Against Gravity 00:07:20
• 21. Example 1 (Work done againt gravity) 00:04:39
• 22. Example 2 (Work done againt gravity) 00:04:37
• 23. Power 00:05:38
• 24. What is one watt power ? 00:03:46
• 25. Example 1 (Power) 00:04:25
• 26. Example 2 (Power) 00:03:19
• 27. Example 3 (Power) 00:07:59
• 28. Interrelation between work, energy and power- 00:04:01
• 1. Heat 00:08:20
• 2. Units of heat 00:05:48
• 3. Temperature 00:08:34
• 4. Relation between Heat and Temperature 00:05:58
• 5. Thermometer 00:04:15
• 6. Liquid thermometer (Mercury as a thermometric liquid) 00:07:46
• 7. Alcohol as a thermometric liquid 00:06:46
• 8. Why is water not used as a thermometric liquid ? 00:06:43
• 9. Construction of a liquid thermometer 00:06:49
• 10. Temperature scales (Centigrade Scale) 00:04:37
• 11. Fahrenheit Scale 00:04:06
• 12. Kelvin Scale 00:05:42
• 13. Relation between different temperature scales 00:05:59
• 14. Lets Construct a Temperature Scale (Mero Degree) 00:07:17
• 15. Examle 1 (Conversion between temperature scales) 00:04:06
• 16. Examle 2 (Conversion between temperature scales) 00:03:29
• 17. Examle 3 (Conversion between temperature scales) 00:06:36
• 18. Types of liquid thermometer (Clinical Thermometer) 00:06:12
• 19. Laboratory Thermometer 00:04:22
• 1. Introduction to light 00:11:29
• 2. Ray and beam of light 00:07:36
• 3. Real and virtual image 00:06:35
• 4. Mirror 00:09:25
• 5. Characteristics of Image formed by a Plane mirror 00:05:21
• 6. Uses of Plane mirror 00:05:30
• 7. Spherical mirror 00:09:55
• 8. Some terms associated to spherical mirror (part 1) 00:09:28
• 9. Some terms associated to spherical mirror (part 2) 00:14:22
• 10. Rules for construction of ray diagrams in a Concave mirror 00:18:20
• 11. Characteristics of image formed in a concave mirror when object is at infinity- 00:06:07
• 12. Characteristics of image formed in a concave mirror when object is beyond 2F- 00:04:31
• 13. Characteristics of image formed in a concave mirror when object is at 2F 00:05:33
• 14. Characteristics of image formed in a concave mirror when object is between F and 2F- 00:04:19
• 15. Characteristics of image formed in a concave mirror when object is at F- 00:04:29
• 16. Characteristics of image formed in a concave mirror when object is between F and O- 00:05:22
• 17. Rules for construction of ray diagrams in a Convex mirror 00:08:29
• 18. Characteristics of image formed in a convex mirror when object is at infinity- 00:04:35
• 19. Characteristics of image formed in a convex mirror when object is at any point infront of mirror 00:04:48
• 20. Use of Concave Mirror 00:06:38
• 21. Use of Convex Mirror 00:05:49
• 22. Difference between concave and convx mirrors 00:03:49
• 23. Refraction of light 00:08:09
• 24. Optical medium 00:11:25
• 25. Laws of refraction of light (Part 1) 00:02:54
• 26. Laws of refraction of light (Part 2) 00:07:39
• 27. Example 1 (Refraction of light) 00:04:57
• 28. Example 2 (Refraction of light) 00:03:38
• 29. Effects of refraction 00:09:47
• 1. Introduction to sound 00:04:43
• 2. Sound wave 00:10:48
• 3. Some terms related to sound wave 00:16:42
• 4. Problem 1 (Velocity of Sound) 00:03:19
• 5. Problem 2 (Velocity of Sound) 00:04:38
• 6. Nature of Sound 00:03:28
• 7. Speed of sound in different media 00:06:11
• 8. Refraction of sound 00:04:05
• 9. Echo 00:08:12
• 10. Reverberation 00:05:25
• 11. Problem 1 (Echo) 00:03:26
• 12. Problem 2 (Echo) 00:03:12
• 1. Magnetism 00:06:32
• 2. Properties of Magnets (Part-1) 00:15:13
• 3. Properties of Magnets (Part-2) 00:07:10
• 4. Molecular theory of magnetism 00:11:14
• 5. Evidence of molecular theory of magnetism 00:05:54
• 6. Magnetic Induction 00:07:31
• 7. Demagnetization 00:06:02
• 8. Measures of conserving Magnetic strength 00:01:58
• 1. Electricity 00:03:46
• 2. Electric Charges 00:05:12
• 3. Method of charging bodies 00:09:22
• 4. Types of electricity 00:03:40
• 5. Sources of electricity 00:07:04
• 6. Working method of a Simple cell 00:09:44
• 7. Defects in Simple cell 00:03:59
• 8. Dry cell 00:05:36
• 9. Working of dry cell 00:09:04
• 10. Dynamo 00:04:06
• 11. Domestic wiring 00:15:40
• 12. Some devices of domestic wiring (part 1) 00:05:26
• 13. Some devices of domestic wiring (part 2) 00:04:33
• 1. Matter 00:07:34
• 2. Elements 00:06:42
• 3. Metals, nonmetals and metalloids 00:08:04
• 4. Compounds 00:07:29
• 5. Molecules 00:08:04
• 6. Atom 00:09:42
• 7. Sub-atomic particles 00:10:04
• 8. Atomic mass unit 00:03:20
• 9. Electric charge 00:03:15
• 10. Importance of atom 00:03:32
• 11. Atomic number 00:04:42
• 12. Molecula Weight 00:04:55
• 13. Atomic mass 00:05:07
• 14. Atomic number and mass of first 20 elements 00:14:11
• 15. Electronic configuration of an atom 00:15:46
• 17. Valency 00:07:18
• 18. Valency of electropositive radicals 00:05:52
• 19. Valency of electronegative radicals 00:06:21
• 20. Molecular formula of Elements 00:05:09
• 21. Molecular formula of compounds 00:09:06
• 22. Imformation given by a molecular formula 00:07:47
• 23. Steps of writing molecular formula of compounds 00:19:47
• 24. Word equation 00:05:59
• 25. Chemical equation 00:07:46
• 26. Some clues for balancing chemical equation 00:21:10
• 27. Common names and molecular formula of some substances 00:07:53
• 28. Classification of elements: Periodic table 00:14:12
• 29. Demerits of Mendeleev's Periodic table 00:05:26
• 30. Modern periodic table 00:11:05
• 31. Periods 00:06:29
• 32. Groups 00:09:08
• 33. Improvements in Modern periodic table over Mendeleev's Table 00:03:28
• 34. Importance of Modern Periodic table 00:04:22
• 1. Introduction to Mixture 00:07:29
• 2. Distillation 00:08:59
• 3. Fractional Distillation 00:05:56
• 4. Uses of fractional distillation 00:04:27
• 5. Chromatography (Paper Chromatography) 00:05:30
• 6. Chromatography (Adsorption Chromatography)_1 00:03:13
• 7. Application of chromatography 00:03:17
• 1. Metals, non-metals and metalloids 00:12:55
• 2. Position of metals, nonmetals and metalloids in the modern periodic table 00:06:39
• 3. Aluminium 00:09:26
• 4. Properties of aluminium 00:02:54
• 5. Uses of aluminium 00:04:26
• 6. Iron 00:08:30
• 7. Properties of iron 00:03:44
• 8. Uses of iron 00:04:00
• 9. Copper 00:04:58
• 10. Properties of copper 00:02:52
• 11. Uses of copper 00:02:27
• 12. Silver 00:03:31
• 13. Properties of silver 00:03:15
• 14. Uses of silver 00:03:22
• 15. Gold 00:05:23
• 16. Properties of gold 00:03:11
• 17. Uses of gold 00:03:38
• 18. Silicon 00:04:21
• 19. Properties of silicon 00:02:21
• 20. Uses of silicon 00:03:03
• 21. Sulphur 00:03:45
• 22. Properties of sulphur 00:02:23
• 23. Uses of sulphur 00:03:08
• 1. Acid, Base and Salt 00:05:43
• 2. Indicator 00:04:10
• 3. Indicator and their color change 00:04:57
• 4. Acid 00:04:12
• 5. Types of Acid 00:08:27
• 6. Properties of acid 00:03:44
• 7. Uses of Acids 00:05:03
• 8. Base 00:06:42
• 9. Physical Properties of Base 00:02:49
• 10.Chemical Properties of base 00:13:13
• 11. Uses of base 00:03:44
• 12.Salt 00:06:48
• 13.Types of salt 00:09:39
• 14.Physical Properties of Salt 00:08:18
• 15.Uses of Salt 00:04:26
• 16.Universal Indicator 00:03:45
• 17.pH and pH scale 00:03:18
• 18.pH meter 00:01:51
• 1. Some useful Chemicals 00:01:25
• 2. Sodium carbonate 00:05:46
• 3. Sodium bicarbonate 00:04:49
• 4. Glycerol 00:05:51
• 5. Water and its physical properties 00:07:09
• 6. Chemical properties of water 00:06:20
• 7. Hard water and soft water 00:03:57
• 8. Temporary hardness and its removal (Types of hardness of water) 00:07:18
• 9. Permanent hardness and its removal (Types of hardness of water) 00:06:09
• 10. Permutits Process 00:08:07
• 1. Living Beings 00:02:16
• 2. Micro organisms 00:03:51
• 3. Viruses 00:09:26
• 4. Classification of Viruses 00:08:05
• 5. Bacteria 00:05:41
• 6. Types of bacteria 00:09:40
• 7. Structure of bacteria 00:06:58
• 8. Economic importance of bacteria 00:03:29
• 9. Fungi 00:07:34
• 10. Economic importance of fungi 00:03:13
• 11. Modification in different parts of plants 00:03:47
• 12. Modification of roots 00:08:24
• 13. Modification of roots (For mechanical support) 00:04:07
• 14. Modification of roots for other vital functions 00:05:51
• 15. Modification of underground stem 00:04:54
• 16. Modification of sun-aerial stem 00:05:56
• 17. Modification of aerial stem 00:03:46
• 18. Modification of leaves 00:04:27
• 19. Life cycle of a flowering plant 00:04:46
• 20. Flower 00:02:55
• 21. Calyx and Corolla 00:06:36
• 22. Androecium and Gynoecium 00:18:39
• 23. Pollination 00:09:29
• 24. Fertilization 00:07:21
• 25. Seed 00:12:04
• 26. Functions of seeds 00:02:37
• 27. Dispersal of seeds (By air and water) 00:03:32
• 28. Dispersal of seed (By explosion of fruits and by animals) 00:05:09
• 29. Germination of seed 00:06:11
• 1. Cell 00:04:26
• 2. Tissue 00:05:40
• 3. Muscular tissue 00:05:03
• 4. Connective tissue 00:03:54
• 5. Nervous tissue 00:03:41
• 6. Epithelial tissue 00:06:36
• 7. Function of epithelial tissues 00:03:03
• 8. Types of epithelial tissues (Squamous epithelium explained) 00:05:14
• 9. Cuboidal epithelium 00:03:40
• 10. Columnar epithelium 00:03:48
• 11. Cilliated and glandular epithelium 00:05:24
• 12. Stratified epithelium 00:03:14
• 13. Plant tissue 00:05:31
• 14. Apical meristem 00:02:36
• 15. Lateral meristem and Intercalary meristem 00:03:06
• 16. Permanent tissue 00:02:28
• 17. Interrelationship between cell, tissue and organ in human body 00:06:08
• 18. Body systems, component organs, tissues and their functions 00:09:42
• 1. Life processes 00:04:42
• 2. Fission 00:03:07
• 3. Budding 00:02:35
• 4. Fragmentation and regenration 00:04:02
• 5. Sporulation 00:02:37
• 6. Vegetative Propagation 00:05:16
• 7. Advantages of asexual reproduction 00:03:55
• 8. Sexual reproduction 00:03:30
• 9. Sexual reproduction in plants 00:08:24
• 10. Sexual reproduction in animals 00:04:20
• 11 Significance of sexual reproduction 00:03:09
• 12. Internal Transformation- 00:06:02
• 13. Blood Circulatory system 00:04:51
• 14. Blood and its components 00:03:59
• 15. Plasma 00:04:41
• 16. Blood corpuscles 00:04:49
• 17. White blood corpuscles 00:03:56
• 18. Blood platelets 00:03:21
• 19. Functions of blood 00:03:37
• 20. The Heart 00:04:53
• 21. Internal Structure of heart 00:10:31
• 22. Working of heart 00:10:43
• 23. Blood vessels 00:08:33
• 24. Photosynthesis 00:05:21
• 25. Essential raw materials and condition for photosynthesis 00:06:10
• 1. Minerals 00:03:03
• 2. Types of minerals 00:04:44
• 3. Characteristics of minerals 00:03:12
• 4. Uses of minerals 00:03:40
• 5. Some minerals found in Nepal 00:03:48
• 6. Soil 00:04:22
• 7. Formation of soil 00:10:13
• 8. Composition of soil 00:05:40
• 9. Soil profile 00:03:57
• 10. Erosion and Deposition 00:06:16
• 11. Soil conservation 00:07:40
• 1. Introduction to weather and climate 00:05:10
• 2. Different types of climate according to temperature 00:04:40
• 3. Different climatic zones according to nature of rainfall 00:06:46
• 4. Factors effecting climate(Distance from equator) 00:11:37
• 5. Factors effecting climate(Altitude) 00:05:53
• 6. Factors effecting climate(Distance from sea) 00:05:09
• 7. Climate of Nepal 00:04:51
• 8. Monsoon 00:02:50
• 9. Effects of monsoon(Advantages) 00:03:32
• 10. Effects of monsoon(Disadvantages) 00:02:20
• 11. Measures of minimizing the adverse effects of monsoon 00:02:56
• 1. Origin of the Earth (Planetesimal Hypothesis) 00:06:53
• 2. Nebular Hypothesis 00:03:32
• 3. Tidal Hypothesis 00:04:14
• 4. Dust-cloud Hypothesis 00:06:34
• 5. Origin of life on the Earth 00:07:24
• 6. Causes of origin of life on the Earth 00:08:11
• 7. Change in the position of the Sun and the Earth 00:13:46
• 8. Effects of change in position of the Earth around the Sun 00:11:54
• 9. Phases of Moon 00:14:35
• 1. Natural resources and human dependency 00:02:54
• 2. Different natural resources 00:10:34
• 3. Wildlife Conservation in Nepal 00:05:54
• 4. Sagarmatha National park 00:02:18
• 5. Langtang National park 00:02:34
• 6. Rara National park 00:02:19
• 7. Bardiya National park 00:01:57
• 8. Shey-Phoksundo National Park 00:03:52
• 9. Khapad national park 00:02:45
• 10. Makalu-Barun National park and conservation area 00:03:05
• 11. Shivpuri-Nagarjun National park 00:02:20
• 12. Banke National park 00:02:26
• 13. Shuklaphanta 00:05:20
• 14. Koshi Tappu wild life reserve 00:02:11
• 15. Parsa wildlife reserve 00:02:09
• 16. Dhorpatan 00:03:44
• 17. Conservation areas (Annapurna Conservation area) 00:04:09
• 18. Kanchenjunga Conservation area 00:02:26
• 19. Manaslu Conservation area 00:02:29
• 20. Krishnasaar conservatioon area 00:02:16
• 21. Gaurishankar conservation area 00:03:01
• 22. Api-Nampa Conservation area 00:02:33
• 23. Forests of Nepal 00:07:14
• 24. Importance and necessity of forest 00:07:45
• 25. Forest products 00:05:39
• 26. Medicinal plants 00:04:21
• 27. Protected forest products of Nepal 00:02:58
• 28. Some rare animals of Nepal 00:03:15
• 29. One horned rhinoceros and Bengal tiger- 00:06:12
• 30. Asiatic elephant and Red panda 00:05:32
• 31. Asiatic rock python and Giant pied Hornbill 00:05:10
• 1. Effects of human activities on the environment 00:02:15
• 2. Environmental pollution 00:03:00
• 3. Causes of air pollution 00:05:44
• 4. Effects of air pollution 00:04:16
• 5. Water pollution 00:02:06
• 6. Causes of water pollution 00:07:33
• 7. Effects of water pollution 00:03:18
• 8. Soil pollution 00:02:29
• 9. Causes of soil pollution 00:05:17
• 10. Effects of soil pollution 00:03:31
• 11. Sound pollution 00:02:09
• 12. Causes of sound pollution 00:05:15
• 13. Effects of sound pollution 00:03:28
• 14. Green house effect 00:05:31
• 15. Causes of increasing green house gases in the atmosphere 00:04:29
• 16. Impacts of green house effect 00:05:16
• 17. Climate change 00:05:22
• 18. Causes of climate change 00:05:09
• 19. Effects of climate change 00:05:04
• 20. Acid rain 00:03:00
• 21. Causes and effects of acid rain 00:04:21
• 22. Control measures of acid rain 00:03:15
• 23. Disasters and its types 00:06:52
• 24. Measures of risk reduction and disaster management 00:04:04
• 25. Earthquake management and risk reduction 00:07:23
• 26. During an earthquake 00:05:43
• 27. Flood and landslide management and risk reduction 00:03:11
• 28. During flood and landslide 00:03:25
• 29. Before and after flood and landslide 00:03:26
• 30. Fire management and risk reduction 00:10:16
• 31. Management of epidemic and risk reduction 00:04:49
• 32. Environmental conservation 00:06:20
• 33. Involvement of national and International organiations in environmental consevation (National trust for nature conservation) 00:03:34
• 34. International union for conservation of nature and natural resources(IUCN) 00:03:50
• 35. Worldwide fund for nature (WWF) 00:03:16
• 36. United nations Environment Programme(UNEP) and International centre for Integrated Mountain Development (ICIMOD) 00:04:49
• 1. Biodiversity 00:03:38
• 2. Ecological diversity 00:04:19
• 3. Taxonomic diversity 00:05:36
• 4. Morphological diversity 00:04:05
• 5. Principle of sustainable development 00:04:43
• 6. Importance of sustainable development 00:04:24
• Requirements
• Students are required to have sound knowledge of Class 7 Science, based on CDC curriculum.
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Description
The videos herein are strictly based on Nepal CDC curriculum, promoting e-Learning in Nepal and are made with intention to provide guidance to the Class 8 students, for securing good score and crack District Level Examination. This course tries to cover all the general knowledge for Measurement, Velocity & Acceleration, Simple Machine, Pressure, Energy, Work & Power, and Heat. This course also comprises with Light, Sound, Magnetism, Electricity, Matter, Mixture, Metals & Non-Metals, Acid, Base & Salt, Living Beings, Cell & Tissue, Life Cycle, Structure of the Earth, Weather and Climate, The Earth and Space, Environment and its Balance, and Environment Degradation, Conservation and Sustainable Development along with solution of frequently asked questions' solutions and list of formula and Chemical Formula needed for completing Class 8's Compulsory Science. We strongly believe that, viewers will be benefited from these videos. Feedbacks and advises are always welcome and highly appreciated!
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