🔬 Class 9
Science · विज्ञान
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Achievements and Challenges of Science and Technology · विज्ञान तथा प्रविधिका उपलब्धि र चुनौतीहरूScience Process Skills · वैज्ञानिक प्रक्रियागत सिपहरू (Science process skills)Scientific Learning · वैज्ञानिक सिकाइ (Scientific learning)Fields of Science · विज्ञानका क्षेत्रहरूSafety Measures for Practical Work in Science · विज्ञानका प्रयोगात्मक कार्य गर्दा अपनाउनुपर्ने सुरक्षा उपायहरूWriting Measurements in Scientific Notation · वैज्ञानिक सङ्केतमा व्यक्त गर्ने तरिकाImportance of Least Count · न्यूनतम नापको महत्त्व (Importance of least count)The Importance of Taking the Average in Measurement · औसत नापको आवश्यकता (Importance of taking average in measurement)
Ecosystem · पारिस्थितिक पद्धति (Ecosystem)Components of an Ecosystem · पारिस्थितिक पद्धतिका अवयवहरू (Components of ecosystem)Types of Ecosystem · पारिस्थितिक पद्धतिका प्रकार (Types of ecosystem)The Food Chain · खाद्य शृङ्खला (Food chain)Interaction Between Living Beings · जीवहरूबिचको अन्तरक्रिया (Interaction between living beings)
Speed and Velocity · बेग र गति (Speed and velocity)Equations of Linear Motion · सिधा रेखीय चालका समीकरणहरू (Equations of linear motion)Displacement Time Graph · स्थानान्तरण समय ग्राफ (displacement- time graph)The Velocity Time Graph · गति समय ग्राफ (velocity- time graph)Inertia · इनर्सिया (Inertia)Newton's Laws of Motion · चालसम्बन्धी न्युटनका नियमहरू (Newton's laws of motion)Newton's Third Law of Motion · चालसम्बन्धी न्युटनको तेस्रो नियम (Newton's third law of motion)Elasticity and Plasticity · इलास्टिसिटी र प्लास्टिसिटी
Wave · तरङ्ग (Wave)Transverse Wave and Longitudinal Wave · ट्रान्सभर्स तरङ्ग र लङ्गिच्युडिनल तरङ्गMechanical Waves and Electromagnetic Waves · यान्त्रिक तरङ्ग र विद्युत् चुम्बकीय तरङ्ग (Mechanical wave and electromagnetic wave)Applications of Electromagnetic Waves · विद्युत् चुम्बकीय तरङ्गका उपयोगहरू (Application of electromagnetic waves)Reflection of Sound · ध्वनि परावर्तन (Reflection of sound)Use of Waves in Human Organ Diagnosis · मानव अङ्गको चेकजाँचमा तरङ्गहरूको प्रयोग (Use of waves in human organ diagnosis)
Electric Current · विद्युत् धारा (Electric current)Electromotive Force (e.m.f.) and Potential Difference (p.d.) · इलेक्ट्रोमोटिभ फोर्स (electromotive force-e.m.f) र पोटेन्सियल फरक (potential difference- p.d.)Ohm's Law · ओहमको नियम (Ohm's law)Combination of Resistors · अवरोधकहरूको जडान (combination of resistors)Heating Effect of Electric Current and Electric Power · विद्युत्को ताप असर (heating effect of electric current) र विद्युत् सामर्थ्य (electric power)Electricity Bill · विद्युत् महसुल (electricity bill)
Life Cycle of Stars · ताराको जीवन चक्र (Life cycle of stars)Scientific Facts about the Universe · ब्रह्माण्डसम्बन्धी वैज्ञानिक तथ्यहरू (scientific facts about the universe)Some National and International Organizations Working in the Field of Astronomy · खगोल विज्ञानको क्षेत्रमा कार्य गर्ने केही राष्ट्रिय सङ्घसंस्था (Some national and international organizations working in the field of astronomy)
Artificial Satellites and Their Uses · कृत्रिम भूउपग्रह र यसको प्रयोग (artificial satellite and its application)Use of Information and Communication Technology · सूचना तथा सञ्चार प्रविधिको प्रयोग (use of information and communication technology)Telecommunication · दूरसञ्चार (telecommunication)Internet as a Modern Communication Tool · आधुनिक सञ्चार प्रविधिका रूपमा इन्टरनेट (internet as a modern communication tool)Online Security Measures · अनलाइन सुरक्षा उपायहरू (online security measures)
Structure of an Atom · परमाणुको संरचना (Structure of an atom)Valency · संयुज्यता (Valency)Ions · आयोन (Ion)Electrovalent Bond · इलेक्ट्रोभ्यालेन्ट बन्ड (Electrovalent bond)Covalent Bond · कोभ्यालेन्ट बन्ड (Covalent bond)Molecular Formula · आणविक सूत्र (Molecular formula)Radioactive Elements and Radioactive Emission · रेडियोधर्मी तत्त्व र रेडियोधर्मी उत्सर्जन (Radioactive elements and radioactive emission)
Introduction to Carbon · कार्बनको परिचय (Introduction to Carbon)The Nature of Carbon · कार्बनको स्वभाव (Nature of carbon)Chemical Properties of Carbon · कार्बनका रासायनिक गुण (Chemical properties of carbon)Organic and Inorganic Compounds · प्राङ्गारिक र अप्राङ्गारिक यौगिक (organic and inorganic compounds)Uses of Organic Compounds in Our Daily Life · दैनिक जीवनमा प्राङ्गारिक यौगिकका उपयोगिताहरू (uses of organic compounds in our daily life)
