Science And Technology (Class 9) @ 1 Year

Science Class 9 videos According to Curriculum Development Centre, Nepal (Revised on 2080 BS)

Intermediate 5 (2 Reviews ) 40 Students enrolled
Last updated Fri, 23-Jan-2026 Nepali
What will I learn?
  • After Completion of this Course, Students will get complete knowledge of class 9 Compulsory Science and will be able to secure good score in the exam.

Curriculum for this course
280 Lessons 31h 36m
Chapter-1 Scientific Studies
4 Lessons
  • 1. Scientific Learning.mp4 00:16:17
  • 2. Safety Measures.mp4 00:15:36
  • 3. Scientific Notation.mp4 00:19:14
  • 4. Least Count.mp4 00:15:49
  • 1. Importance of classification.mp4 00:05:19
  • 2. Heirarchy of classification.mp4 00:08:50
  • 3. Nomenclature.mp4 00:06:29
  • 4. Five-kingdom system of classification.mp4 00:07:44
  • 5. Kingdom- Monera.mp4 00:04:09
  • 6. Kingdom- Protista.mp4 00:04:30
  • 7. Kingdom- Fungi.mp4 00:03:17
  • 8. Merits of 5 kingdom classification.mp4 00:06:22
  • 1.Mushroom Introduction.mp4 00:10:17
  • 2.Life cycle, use and Importance of mushrooms.mp4 00:17:18
  • 3. Mushroom farming or cultivation.mp4 00:08:04
  • 4. Best way to store and use mushrooms.mp4 00:03:31
  • 5.How to dry mushrooms.mp4 00:04:29
  • 6.Edible and poisonous mushrooms.mp4 00:03:04
  • 1. Evolution.mp4 00:09:13
  • 2. Organic evolution.mp4 00:02:58
  • 3. Evidence from fossils or paleontological evidence.mp4 00:06:07
  • 4. Evidence from comparative morphology and anatomy.mp4 00:09:04
  • 5. Evidence from embryo or embryological evidence.mp4 00:04:10
  • 6. Evidence from geographical distribution of organanisms.mp4 00:03:53
  • 7. Evidence from brodge animals(Connecting animals).mp4 00:05:46
  • 8. Theories of evolution.mp4 00:03:27
  • 9. Use and disuse or organs and inheritance or acquired characters.mp4 00:07:19
  • 10. Criticism of Lamarkism.mp4 00:03:41
  • 11. Darwin's theory or Darwinism.mp4 00:06:11
  • 12. Variation and heredity and Natural selection.mp4 00:05:27
  • 13. Origin of species or speciation.mp4 00:06:27
  • 14. Criticism of Darwinism.mp4 00:06:02
  • 15. A comparison of Lamarkism and Darwinism.mp4 00:05:11
  • 16. Variation and Mutation.mp4 00:06:51
  • 17. Role of Variation and Mutation.mp4 00:10:34
  • 1. Cell.mp4 00:03:56
  • 2. Tissue.mp4 00:05:40
  • 3. Muscular tissue.mp4 00:04:44
  • 4. Connective tissue.mp4 00:03:54
  • 5. Nervous tissue.mp4 00:03:41
  • 6. Epithelial tissue.mp4 00:06:36
  • 7. Function of epithelial tissues.mp4 00:03:03
  • 8. Types of epithelial tissues (Squamous epithelium explained).mp4 00:05:14
  • 9. Cuboidal epithelium.mp4 00:03:40
  • 10. Columnar epithelium.mp4 00:03:48
  • 11. Cilliated and glandular epithelium.mp4 00:05:24
  • 12. Stratified epithelium.mp4 00:03:14
  • 13. Plant tissue.mp4 00:05:31
  • 14. Apical meristem.mp4 00:02:36
  • 15. Lateral meristem and Intercalary meristem.mp4 00:03:06
  • 16. Permanent tissue.mp4 00:02:28
  • 17. Interrelationship between cell, tissue and organ in human body.mp4 00:05:45
  • 18. Nervous system and neurons.mp4 00:09:56
  • 19. Central Nervous System(Brain).mp4 00:18:14
  • 20. Central Nervous System(Spinal cord).mp4 00:04:16
  • 21. Reflex and its Significance.mp4 00:09:07
  • 22. Peripheral Nervous System.mp4 00:04:27
  • 23. Autonomic Nervous System.mp4 00:04:52
  • 24. Glandular system.mp4 00:10:27
  • 25. Different glands and their functions.mp4 00:13:35
  • 26. Plant Hormones.mp4 00:12:06
  • 27. Uses of Plant Hormones.mp4 00:07:13
  • 1. Introduction.mp4 00:02:13
  • 2. Components of the ecosystem.mp4 00:02:11
  • 3. Biotic components.mp4 00:03:35
  • 4. Consumers.mp4 00:03:59
  • 5. Decomposers.mp4 00:04:24
  • 6. Trophic levels.mp4 00:04:24
  • 7. Food chain.mp4 00:03:53
  • 8. Food web.mp4 00:03:14
  • 9. Food chain and food web.mp4 00:03:19
  • 11. Ecosystem and Pond ecosystem.mp4 00:07:30
  • 12. Land ecosystem.mp4 00:06:15
  • 15. Basic requirements of human beings and Adverse impacts of climate change on ecosystem.mp4 00:05:37
  • 16. Interaction among living beings.mp4 00:18:49
  • 1. Force.mp4 00:03:40
  • 2. Effects of Force.mp4 00:08:48
  • 3. Balanced and Unbalanced forces.mp4 00:06:28
  • 4. Distance travelled and displacement.mp4 00:10:09
  • 5. Speed.mp4 00:06:03
  • 6. Velocity.mp4 00:04:45
  • 7. Uniform and non-uniform Velocity.mp4 00:04:37
  • 8. Average velocity.mp4 00:04:41
  • 9. Acceleration.mp4 00:10:29
  • 10. Use of graphs in physics.mp4 00:18:56
  • 11. Equation of motion (first equation).mp4 00:09:00
  • 12. Equation of motion(Second equation).mp4 00:08:17
  • 13. Equation of motion(Third equation).mp4 00:09:05
  • 14. Equation of motion(Fourth equation).mp4 00:10:12
  • 15. Application of equations of motion.mp4 00:15:06
  • 16. Problem 1.mp4 00:03:12
  • 17. Problem 2.mp4 00:03:33
  • 18. Problem 3 How high can you throw.mp4 00:06:49
  • 19. Problem 4 Will the train collide.mp4 00:11:36
  • 20. Inertia.mp4 00:07:02
  • 21. Newton's Law of motion(First Law).mp4 00:04:15
  • 22. Examples of Newton's first law.mp4 00:06:43
  • 23. Newton's Law of motion(Second Law).mp4 00:10:52
  • 24. Examples of Newton's second law of motion.mp4 00:13:18
  • 25. Problem 1 Newton's second law.mp4 00:05:42
  • 26. Problem 2 How airbags work.mp4 00:10:14
  • 27. Newton's third law of motion.mp4 00:06:10
  • 28. Examples of third law of motion.mp4 00:06:02
  • 29. Elasticity and Plasticity.mp4 00:06:14
  • 1. Simple machines.mp4 00:03:43
  • 2. Advantages of simple machines.mp4 00:02:50
  • 3. Mechanical Advantage.mp4 00:02:37
  • 4. Velocity Ratio.mp4 00:05:41
  • 5. Efficiency.mp4 00:07:37
  • 6. Ways to increase efficiency of a machine.mp4 00:02:57
  • 7.Relationship between MA, VR and efficiency.mp4 00:05:11
  • 9.Lever.mp4 00:05:53
  • 10.Problem 1 (MA, VR and η of a lever).mp4 00:12:01
  • 11.Pulley.mp4 00:07:11
  • 12.Problem 1 (MA, VR and η of a pulley).mp4 00:08:39
  • 13.Inclined plane.mp4 00:04:42
  • 14.Problem 1 (MA, VR and η of a inclined plane).mp4 00:03:37
  • 15.Wheel and axle.mp4 00:06:17
  • 16.Problem 1 (Ma, VR and η of a wheel and axle).mp4 00:05:44
  • 17.Wheel and axle as a continuous lever.mp4 00:02:57
  • 18.Screw and wedge wala video.mp4 00:06:13
  • 19.Compound Machines.mp4 00:04:04
  • 1. Introduction to energy.mp4 00:10:29
  • 2. Classification of sources of energy.mp4 00:03:56
  • 3. Classification of sources of energy on the basis of replacibility-.mp4 00:04:24
  • 4. Sources of energy(Solar energy).mp4 00:06:07
  • 5. Limitation and Uses of Solar Energy.mp4 00:09:12
  • 6. Sun as an Ultimate source of energy.mp4 00:04:20
  • 7. Source of Solar Energy.mp4 00:09:16
  • 8. Evidence of nuclear fusion in the Sun.mp4 00:04:33
  • 11. Alternative Sources of energy(Bio fuel).mp4 00:06:16
  • 12. Alternative Sources of energy(Nuclear enegy).mp4 00:06:31
  • 13. Advantages of Nuclear energy.mp4 00:04:47
  • 14. Alternative Sources of energy(Tidal energy, Wind energy, Geo-thermal energy).mp4 00:05:12
  • 16. Energy Conservation.mp4 00:06:05
  • 17.Solar technology and its application.mp4 00:21:41
  • 18.Energy or fuel crisis and energy saving.mp4 00:02:54
  • 19.Bio gas and its advantages.mp4 00:03:27
  • 1. Wave.mp4 00:11:00
  • 2. Some terms related to waves.mp4 00:08:37
  • 3. Electromagnetic spectrum.mp4 00:16:03
  • 4. X-ray imaging and CT scan.mp4 00:09:17
  • 5. Reflection of sound.mp4 00:14:03
  • 1. Electrical energy.mp4 00:04:15
  • 2. Electric current.mp4 00:06:12
  • 3. Electromotive force and potential difference.mp4 00:08:23
  • 4. Electric resistance.mp4 00:06:08
  • 5. Conductors, Semi-conductors and insulators.mp4 00:05:47
  • 6. Factors effecting resistance in metals.mp4 00:06:08
  • 7. Resistance formula.mp4 00:08:12
  • 8. Ohm's law.mp4 00:09:17
  • 9. Problem 1.mp4 00:07:05
  • 10. Problem 2.mp4 00:09:02
  • 11. Problem 3.mp4 00:05:22
  • 12. Problem 4.mp4 00:09:59
  • 13. Magnet.mp4 00:06:18
  • 14. Properties of magnetic lines of forces.mp4 00:05:20
  • 15. Neutral point.mp4 00:05:26
  • 16. Terrestrial magnetism.mp4 00:07:05
  • 17. Magnetic elements of the earth's magnetic field.mp4 00:10:43
  • 18. Effects of electric current(Heating effect).mp4 00:05:32
  • 19. Lighting effect of Electric Currrent.mp4 00:08:59
  • 20. Magnetic effect of Electric Currrent.mp4 00:13:33
  • 21. Chemical Effect of Electric Currrent.mp4 00:05:13
  • 22. Electrical Power.mp4 00:10:02
  • 23. Commercial Unit of Energy.mp4 00:04:50
  • 24. Numerical Problems Related to Commercial unit of Power.mp4 00:10:36
  • 25. Combination of resistors (loads) in circuit.mp4 00:12:03
  • 26. Numerical Related to Series and Parallel Circuits.mp4 00:08:38
  • 1. Astronomical unit and Light year.mp4 00:07:45
  • 2. Parsec.mp4 00:05:15
  • 3.Nebula and Black Hole.mp4 00:09:55
  • 4.Life Cycle of Star.mp4 00:12:23
  • 5. International and national agencies involved in astronomy.mp4 00:16:57
  • 1.Information and communication technology.mp4 00:10:59
  • 2.Uses of information technology.mp4 00:10:30
  • 3. Telecommunication.mp4 00:08:42
  • 4. Internet as a modern communication tool.mp4 00:09:26
  • 5.Online security measures.mp4 00:07:27
  • 6.Firewall and antivirus protection.mp4 00:05:35
  • 1. Molecule.mp4 00:04:12
  • 2. Atom.mp4 00:06:28
  • 3. Shells, subshells and orbitals.mp4 00:14:53
  • 4. Valence shell and valence electrons.mp4 00:03:38
  • 5. Information from valence electrons.mp4 00:04:26
  • 6. Molecular Weight.mp4 00:04:55
  • 7. Atomic mass.mp4 00:04:55
  • 8. Valency.mp4 00:05:12
  • 9. Variable valency.mp4 00:04:48
  • 10. Radicals.mp4 00:05:03
  • 11. Valency of electropositive radicals.mp4 00:04:38
  • 12. Valency of electronegative radicals.mp4 00:03:39
  • 13. Ions.mp4 00:06:56
  • 14. Inert gases.mp4 00:08:22
  • 15. Duplet rule and octet rule.mp4 00:19:17
  • 16. Chemical bonding.mp4 00:05:47
  • 17. Electrovalent bond.mp4 00:08:05
  • 18. Example of electrovalent bond(Magnesium chloride).mp4 00:04:13
  • 19. Covalent bond.mp4 00:14:11
  • 20. Molecular formula of compounds and elements.mp4 00:04:37
  • 21. Infomation given by a molecular formula.mp4 00:04:14
  • 22. Steps of writing molecular formula of compounds.mp4 00:12:59
  • 23. Structure of an atom, Bohr atomic model and Postulates.mp4 00:17:52
  • 24. Radio active Elements and Radioactive emission.mp4 00:08:55
  • 25. Nuclear energy (fission and Fusion).mp4 00:12:49
  • 26. Atomic Energy or Nuclear Energy.mp4 00:06:31
  • 1. Physical change and chemical change.mp4 00:07:30
  • 2. Chemical reaction.mp4 00:06:22
  • 4. Drawbacks of skeletal chemical equation.mp4 00:03:42
  • 5. Writing and balancing chemical equations.mp4 00:17:45
  • 6. Information conveyed by a balanced chamical equation.mp4 00:04:59
  • 8. Endothermic and exothermic reaction.mp4 00:06:36
  • 9. Catalyst.mp4 00:04:30
  • 10. Characteristics of catalyst.mp4 00:04:00
  • 11. Importance of chemical reaction in our daily life.mp4 00:04:45
  • 1. Atmosphere.mp4 00:05:14
  • 2. Hydrogen gas.mp4 00:05:20
  • 3. Laboratory preparation of hydrogen gas.mp4 00:10:52
  • 4. Physical properties of hydrogen gas.mp4 00:04:48
  • 5. Chemical properties of hydrogen gas.mp4 00:13:52
  • 6. Oxygen.mp4 00:07:27
  • 7. Laboratory preparation of oxygen gas (With heat).mp4 00:06:15
  • 8. Laboratory preparation of oxygen gas (Without using heat).mp4 00:05:50
  • 9. Test of oxygen gas.mp4 00:02:29
  • 10. Physical properties of oxygen gas.mp4 00:04:06
  • 11. Chemical properties of oxygen gas.mp4 00:12:00
  • 12. Nitrogen.mp4 00:07:15
  • 13. Laboratory preparation o nitrogen gas.mp4 00:07:07
  • 14. Uses of oxygen gas.mp4 00:03:49
  • 15. Physical properties of nitrogen gas.mp4 00:03:17
  • 16. Chemical properties of nitrogen gas.mp4 00:05:01
  • 17. Uses of nitrogen gas.mp4 00:03:53
  • 18. Ozone Layer.mp4 00:03:56
  • 20. Ozone layer depletion.mp4 00:04:56
  • 21. Effects of Ozone layer depletion.mp4 00:05:06
  • 22. Conservation of Ozone layer depletion.mp4 00:03:25
  • 1. Metals.mp4 00:05:19
  • 2. General properties of metals.mp4 00:11:01
  • 3. Alloy.mp4 00:05:25
  • 4. Electron sea model of metals.mp4 00:07:23
  • 5. Some questions answered by electron sea model.mp4 00:06:30
  • 6. Chemical properties of metals.mp4 00:06:54
  • 7. Aluminium.mp4 00:09:07
  • 8. Properties of aluminium.mp4 00:02:54
  • 9. Uses of aluminium.mp4 00:04:26
  • 10. Iron.mp4 00:08:30
  • 11. Properties of iron.mp4 00:03:44
  • 12. Uses of iron.mp4 00:04:00
  • 13. Copper.mp4 00:04:58
  • 14. Properties of copper.mp4 00:02:52
  • 15. Uses of copper.mp4 00:02:27
  • 16. Silver.mp4 00:03:31
  • 17. Properties of silver.mp4 00:03:15
  • 18. Uses of silver.mp4 00:03:21
  • 19. Gold.mp4 00:05:23
  • 20. Properties of gold.mp4 00:03:11
  • 21. Uses of gold.mp4 00:03:25
  • 1. Carbon in common materials.mp4 00:05:15
  • 2. Sources of carbon.mp4 00:05:06
  • 3. Nature of carbon.mp4 00:06:00
  • 4. Allotropy of carbon.mp4 00:07:51
  • 5. Diamond.mp4 00:04:39
  • 6. Uses of diamond.mp4 00:01:57
  • 7. Graphite.mp4 00:04:09
  • 8. Uses of graphite.mp4 00:02:01
  • 9. Chemical properties of carbon.mp4 00:07:10
  • 10. Organic and inorganic compounds.mp4 00:04:27
  • 1. Fertilizers.mp4 00:03:06
  • 2. Organic fertilizers.mp4 00:04:14
  • 3. Advantages of organic fertilizers.mp4 00:02:35
  • 4. Disadvantages of organic fertilizers.mp4 00:02:12
  • 5. Inorganic fertilizers.mp4 00:05:38
  • 6. Phosphorus fertilizers.mp4 00:05:08
  • 7. Potassium fertilizers.mp4 00:04:17
  • 8. Types of chemical fetilizers.mp4 00:04:20
  • 9. Advantages of chemical fertilizers.mp4 00:02:00
  • 10. Disadvantages of chemical fertilizers.mp4 00:02:23
  • 11. Precautions while using chemical fertilizers.mp4 00:04:44
  • 12. Difference between organic fertilizers and inorganic fertilizers.mp4 00:02:35
  • 13. Soil conservation.mp4 00:07:36
Requirements
  • Students are required to have sound knowledge of Class 8 Science, based on CDC curriculum.
Description

The videos contained herein are strictly based on the Nepal CDC curriculum, promoting "e-Learning for Nepal", and are made with intention to provide guidance to the class 9 students". The course tries to cover up all the theories, necessary formula, basic chemical reactions, biological knowledge and geological & astronomical content of Compulsory Science for class 9, along with solution of hard numerical problems. We strongly believe that, viewers will be benefited from these videos. Feedbacks and suggestion to improve are always welcome and highly appreciated

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  • 280 Lessons
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