0. Introduction To Science
2 Lessons
7m
1. Introduction to course
1 Minutes
Free
2. Mark Distribution
5 Minutes
Free
Ch-1 Gravitational Force
15 Lessons
1h 49m
1. Introduction to Force
5 Minutes
Free
2. Revisiting Newton's first Laws of motion
3 Minutes
Free
3. Revisiting Newton's second Laws of motion
7 Minutes
Free
4.Revisiting Newton's third Laws of motion
4 Minutes
Free
5. Universal Law of Gravitation
5 Minutes
Free
6.Gravitional constant, 'G'
4 Minutes
Free
7. Gravitational force between very less massive objects
4 Minutes
Free
8. Change in Gravitational Force with change in mass of bodies
5 Minutes
Free
9.Change in Gravitational Force with change in mass of bodies-1
6 Minutes
10. Change in Gravitational Force with change in mass of bodies-2
8 Minutes
11. Coin and feather experiment
8 Minutes
12. Variation in the value of 'g' due to shape of Earth
4 Minutes
13. Variation in 'g' with height above the surface of the Earth
11 Minutes
14. Variation of 'g' with depth from the Earth's surface
15 Minutes
15. Concept of mass, weight, freefall and weightlessness
14 Minutes
Ch-2 Pressure
12 Lessons
1h 41m
1. Liquid pressure
9 Minutes
2. Pascal's Law
6 Minutes
3. Application's of Pascal's Law
6 Minutes
4. Upthrust
6 Minutes
5. Density, Relative density and Relation between Density and Upthrust
15 Minutes
6. Archimedes Principle
9 Minutes
7. Law of Floatation
15 Minutes
8. Atmospheric pressure
8 Minutes
9. Instruments used for measuring Atmospheric pressure
11 Minutes
10. Instruments based on Atmospheric pressure (Syringe)
2 Minutes
11. Working method of an Air Pump
3 Minutes
12. Working method of a Water pump
6 Minutes
Ch-3 Energy
16 Lessons
1h 43m
1. Introduction to energy
10 Minutes
2. Classification of sources of energy
3 Minutes
3. Classification of sources of energy on the basis of replacibility-
4 Minutes
4. Sources of energy(Solar energy)
6 Minutes
5. Limitation and Uses of Solar Energy
9 Minutes
6. Sun as an Ultimate source of energy
4 Minutes
7. Source of Solar Energy
9 Minutes
8. Evidence of nuclear fusion in the Sun
4 Minutes
9. Sources of energy(Fossil fuels)
12 Minutes
10. Sources of energy(Hydroelectricity)
5 Minutes
11. Alternative Sources of energy(Bio fuel)
6 Minutes
12. Alternative Sources of energy(Nuclear enegy)
6 Minutes
13. Advantages of Nuclear energy
4 Minutes
14. Alternative Sources of energy(Tidal energy, Wind energy, Geo-thermal energy)
5 Minutes
15. Present status of energy in the world
5 Minutes
16. Energy Conservation
6 Minutes
1. Introduction to Heat
7 Minutes
2. Units of heat energy
7 Minutes
3. Introduction to Temperature
4 Minutes
4. Relationship between different units of temperature
5 Minutes
5. Problems related to conversion of units of temperature
4 Minutes
6. Different Types of Temperatures
8 Minutes
7. Thermometric Liquids
2 Minutes
8. Relationship Between Heat and Temperature
4 Minutes
9. Specific Heat Capacity
5 Minutes
10. Heat equation and Principle of caloriemetry
8 Minutes
Ch-5 Light
24 Lessons
2h 21m
1. Introduction to light
3 Minutes
2. Lens
5 Minutes
3. Differences between Concave and Convex lens
3 Minutes
4. Some terms related to lens
10 Minutes
5. How lenses work?
7 Minutes
6. Rules of Refraction in lens
4 Minutes
7. Ray diagrams in convex lens(Objects at infinity)
10 Minutes
8. Image when object is beyond 2F
4 Minutes
9. Image when object is at 2F
3 Minutes
10. Image when object is between F and 2f
4 Minutes
11. Image when object is at F
4 Minutes
12.Image when object is between F and O
5 Minutes
13. Ray diagram in concave lens
4 Minutes
14. Image when object is at a measurable distance
4 Minutes
15. Image when object is at infinity
2 Minutes
16. Concept of Real and Virtual image
5 Minutes
17. Magnification
5 Minutes
18. Relation between u, v and f
9 Minutes
19. Power of lens
6 Minutes
20. Uses of lens
3 Minutes
21. Optical instruments
3 Minutes
22. Basic anatomy of an human eye
8 Minutes
23. Range of human eye and power of accomodation
5 Minutes
24. Defects of vision
14 Minutes
Ch-6 Electricity and magnetism
17 Lessons
2h 9m
1. Introduction to electricity
6 Minutes
2. DC and AC
12 Minutes
3. Effects of electric current(Heating effect)
5 Minutes
4. Lighting effect of Electric Currrent
8 Minutes
5. Magnetic effect of Electric Currrent
13 Minutes
6. Chemical Effect of Electric Currrent
5 Minutes
7. Inter-relation between electricity and magnetism
3 Minutes
8. Magnetic flux and Electromagnetic Induction
9 Minutes
9. Faraday's laws of electromagnetic induction
2 Minutes
10. Bicycle dynamo
6 Minutes
11. Generator
8 Minutes
12. Electric motor
3 Minutes
13. Different electrical devices
5 Minutes
14. Transformer
11 Minutes
15. Electrical Power
10 Minutes
16. Commercial Unit of Energy
4 Minutes
17. Numerical Problems Related to Commercial unit of Power
10 Minutes
Ch-7 Classification of Element
13 Lessons
2h 3m
1. Mendeleev's Periodic table
8 Minutes
2. Characteristics of Mendeleev's Periodic Table
2 Minutes
3. Merits and demerits of Mendeleev's periodic table
10 Minutes
4. Modern Periodic Table
11 Minutes
5. Merits of Modern Periodic Table
5 Minutes
6. Periods
8 Minutes
7. Groups
11 Minutes
8. Characteristics of Periods
9 Minutes
9. Characteristics of groups
15 Minutes
10. Uses of Periodic table
2 Minutes
11. Subshell
15 Minutes
12. Electronic Configuration and Aufbau Principle
14 Minutes
13. Understanding electronic configuration
7 Minutes
Ch-8 Chemical reactions
9 Lessons
53m
1. Physical and Chemical change
7 Minutes
2. Chemical Reaction
5 Minutes
3. Types of chemical reaction (Combination reaction and Decomposition reaction)
6 Minutes
4. Displacement reaction
8 Minutes
5. Acid-Base reaction
4 Minutes
6. Factors effecting rate of chemical reaction
10 Minutes
7. Catalyst
3 Minutes
8. Endothermic and Exothermic Reaction
4 Minutes
9. Promoters, Inhibitors and Poisons
2 Minutes
Ch-9 Acid, Base and Salt
15 Lessons
1h 26m
1. Acids
5 Minutes
2. Classification of Acids
10 Minutes
3. Characteristics of Acids
9 Minutes
4. Uses of Acids
3 Minutes
5. Bases
4 Minutes
6. Preparation of bases
3 Minutes
7. Classification of Bases
3 Minutes
8. Characteristics of Bases
12 Minutes
9. Uses of Bases
4 Minutes
10. Salts
5 Minutes
11. Classification of Salts
5 Minutes
12. Properties of Salts
4 Minutes
13. Preparation and Uses of salts
6 Minutes
14. Neutralization reaction
3 Minutes
15. Uses of Neutralization reaction
4 Minutes
Ch-10 Some gases
11 Lessons
1h 7m
1. Carbon Dioxide and its Occurrence
5 Minutes
2. General methods of preparation of carbon dioxide gas
3 Minutes
3. Laboratoryprepration of Carbon Dioxide gas
7 Minutes
4. Test of Carbon Dioxide and its Manufacture
6 Minutes
5. Physical and Chemical properties of Carbon Dioxide
11 Minutes
6. Uses of Carbon dioxide
7 Minutes
7. Ammonia
6 Minutes
8. Laboratory Preparation of Carbon Dioxide
5 Minutes
9. Test of Ammonia gas and its Manufacture
4 Minutes
10. Physical and Chemical priperties of Ammonia gas
8 Minutes
11. Uses of Ammonia Gas
2 Minutes
Ch-11 Metals
19 Lessons
1h 28m
1. Introduction to metals
4 Minutes
2. Minerals, Ores and Metallurgy
3 Minutes
3. Introduction to Iron
3 Minutes
4. Occurrence and Ores of Iron
2 Minutes
5. Physical properties and Classification of Iron
3 Minutes
6. Uses of Iron
2 Minutes
7. Introduction to Aluminium
3 Minutes
8. Occurrence and ores of Aluminium
3 Minutes
9. Physical properties and uses of Aluminium
6 Minutes
10. Introduction to Copper
6 Minutes
11. Occurrence and Ores of Copper
3 Minutes
12. Physical properties and uses of Copper
6 Minutes
13. Introduction to Silver
5 Minutes
14. Occurrence and Ores of Silver
3 Minutes
15. Physical properties and uses of Silver
7 Minutes
16. Introduction to Gold
7 Minutes
17. Occurrence and Ores of Gold
4 Minutes
18. Physical properties and uses of Gold
7 Minutes
19. Occurrence of metals in Nepal
2 Minutes
Ch-12 Carbon and its compounds
9 Lessons
1h 32m
1. Introduction to Hydrocarbons
5 Minutes
2. Saturated Hydroarbons
12 Minutes
3. Unsaturated Hydrocarbons
14 Minutes
4. IUPAC Naming
9 Minutes
5. Homologous Series
13 Minutes
6. Alkyl group and functional groups
4 Minutes
7. Some hydrocarbons
8 Minutes
8. Some derivatives of hydrocarbon
7 Minutes
9. Some derivatives of hydrocarbon
15 Minutes
Ch-13 materials used in daily life
21 Lessons
2h 35m
1. Introduction
4 Minutes
2. Cement and its uses
6 Minutes
3. Glass and its characteristics
5 Minutes
4. Types of glass and their uses
10 Minutes
5. Coloured glass
3 Minutes
6. Ceramics
5 Minutes
7. Fibres
2 Minutes
8. Merits and demerits of natural fibres
4 Minutes
9. Artificial fibres
5 Minutes
10. Merits and demerits of artificial fibres
3 Minutes
11. Plastic
6 Minutes
12. Types of plastic
11 Minutes
13. Properties of plastic
3 Minutes
14. Uses and demerits of plastic
5 Minutes
15. Soaps and detergents
11 Minutes
16. Pesticides
3 Minutes
17. Insecticides
5 Minutes
18. Advantages, disadvantages and precautions in using insecticides
7 Minutes
19. Fertilizers
8 Minutes
20. Chemical fertilizers
20 Minutes
21. Chemical pollution and Solid waste management
20 Minutes
Ch-14 Invertebrate
7 Lessons
45m
1. Introduction to Silkworm
6 Minutes
2. Lifecycle of silkworm
12 Minutes
3. Economic importance of silkworm
3 Minutes
4. Characteristics of Silk
3 Minutes
5. Introduction to Honey bee
6 Minutes
6. Lifecycle of Honey bee
9 Minutes
7. Economic importance of Honey bee
4 Minutes
ch-15 Human Nervous and Glandular System
9 Lessons
1h 18m
1. Stimulus and response
3 Minutes
2. Nervous system and neurons
9 Minutes
3. Central Nervous System(Brain)
18 Minutes
4. Central Nervous System(Spinal cord)
4 Minutes
5. Reflex and its Significance
9 Minutes
6. Peripheral Nervous System
4 Minutes
7. Autonomic Nervous System
4 Minutes
8. Glandular system
10 Minutes
9. Different glands and their functions
13 Minutes
Ch-16 Blood Circulation in human body
12 Lessons
1h 40m
1. Blood and its components(Plasma)
10 Minutes
2. Blood corpuscles
15 Minutes
3. Functions of blood
5 Minutes
4. The Heart
5 Minutes
5. Parts of heart and the functions of four blood vessels and four valves of heart.
12 Minutes
6. Working of the Heart
7 Minutes
7. Blood vessels
8 Minutes
8. Types of blood circulation and Heartbeat
7 Minutes
9. Blood pressure
4 Minutes
10. Some diseases related to blood circulatory system(High Blood Pressure)
7 Minutes
11. Some diseases related to blood circulatory system(Diabetes)
6 Minutes
12. Some diseases related to blood circulatory system(Gout)
7 Minutes
Ch-17 Chromosome and sex determination
9 Lessons
1h 24m
1. Chromosomes, genes and DNA
5 Minutes
2. Types of Chromosomes
4 Minutes
3. Some important features of chromosomes
9 Minutes
4. Homologous chromosomes and function of chromosomes
5 Minutes
5. Diploid and Haploid cells
6 Minutes
6. Mechanism of Sex determination in Humans
11 Minutes
7. Genetic disorders(Mendelian disorder)
8 Minutes
8. Genetic disorders(Chromosomal disorder)
17 Minutes
9. Cell division and its types
16 Minutes
Ch-18 Reproduction
10 Lessons
1h 11m
1. Asexual Reproduction
4 Minutes
2. Types of asexual reproduction(Fission and Budding)
7 Minutes
3. Fragmentation and Regeneration and Sporulation
5 Minutes
4. Vegetative reproduction
4 Minutes
5. Artificial vegetative propagation
14 Minutes
6. Tissue culture
3 Minutes
7. Advantages of vegetative propagation and asexual reproduction
5 Minutes
8. Sexual reproduction(Conjugation)
7 Minutes
9. Sexual reproduction in Plants and Animals
16 Minutes
10. Significance of Sexual reproduction
2 Minutes
Ch-19 Heredity
10 Lessons
1h 18m
1. Heredity
4 Minutes
2. Why peas ?
5 Minutes
3. Some terms used in Genetics
13 Minutes
4. Mendel's Experiment
10 Minutes
5. Law of Dominance
4 Minutes
6. Law of Segregation
9 Minutes
7. Monohybrid cross in Drosophilla and Guinea pigs
7 Minutes
8. Law of independent assortment
12 Minutes
9. Some heredity characters in Human beings
4 Minutes
10. Variation and Mutation
6 Minutes
Ch-20 Environmental pollution and its management
10 Lessons
58m
1. Environmental pollution and its management
3 Minutes
2. Air pollution and types of pollutants
4 Minutes
3. Sources and effects of Air Pollutions
9 Minutes
4. Different measures to prevent air pollution
4 Minutes
5. Water pollution and its sources
8 Minutes
6. Measures to control air pollution
5 Minutes
7. Soil pollution and its sources
7 Minutes
8. Measures to control Soil pollution
5 Minutes
9. Conservation and management of forest
5 Minutes
10. Conservation and management of sources of water
4 Minutes
Ch-21 History of the earth
14 Lessons
1h 19m
1. Hypotheses on the origin of Earth
13 Minutes
2. Geological timescale of the Earth
7 Minutes
3. Important events in different timescales(Phanerozoic eon)
8 Minutes
4. Important events in Proterozoic and Archaen Eon)
3 Minutes
5. Evolution of live in different eras
11 Minutes
6. Fossils and its identification
4 Minutes
7. Fossilization
7 Minutes
8. Importance of fossils
2 Minutes
9. Fossil Fuels
2 Minutes
10. Coal and its types
5 Minutes
11. Formation of coal
3 Minutes
12. Importance of coal
2 Minutes
13. Mineral oil
3 Minutes
14. Formation and Importance of Mineral oil
4 Minutes
Ch-22 Atmosphere and climate change
11 Lessons
1h 0m
1. Layers of Atmosphere
8 Minutes
2. Ozone layer
3 Minutes
3. Ozone layer depletion
4 Minutes
4. Effects of Ozone layer depletion
5 Minutes
5. Conservation of Ozone layer depletion
3 Minutes
6. Earth as a Natural greenhouse and disadvantages of green house effect
8 Minutes
7. Industrial gases and its effects
4 Minutes
8. Climate change and its effects
7 Minutes
9. International Practices for mitigation and adaptation of climate change
5 Minutes
10. National Practices for mitigation and adaptation of climate change
5 Minutes
11. Greenhouse and its advantages
3 Minutes
Ch-23 The Universe
13 Lessons
1h 43m
1. Galaxy and its types
9 Minutes
2. Milkyway Galaxy
3 Minutes
3. Constellations(Ursa major and Orion)
10 Minutes
4. Signs of Zodiac
6 Minutes
5. Importance of Constellations
3 Minutes
6. The Sun
15 Minutes
7. The Solar system
4 Minutes
8. Definition of planets
4 Minutes
9. Inner and Outer Planets
12 Minutes
10. Satellites
10 Minutes
11. Asteroids
6 Minutes
12. Comets
10 Minutes
13. Meteoroids, Meteors and Meteorites
5 Minutes
Question Bank
264 Lessons
11h 48m