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Science Notes
PLANT ANATOMY AND PLANT PHYSIOLOGY Notes 10th Science Lesson 12 Notes in English
PLANT ANATOMY AND PLANT PHYSIOLOGY Introduction Plants exhibits varying degrees of organization. Atoms are organized into molecules, molecules into organelles,…
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TYPES OF CHEMICAL REACTIONS Notes 10th Science Lesson 10 Notes in English
TYPES OF CHEMICAL REACTIONS Introduction As you know from your earlier studies, a chemical reaction involves breaking of old chemical…
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PERIODIC CLASSIFICATION OF ELEMENTS Notes 10th Science Lesson 8 Notes in English
PERIODIC CLASSIFICATION OF ELEMENTS INTRODUCTION The eighteenth and nineteenth centuries witnessed a rapid development in chemistry in all spheres of…
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Atoms and Molecules Notes 10th Science Lesson 7 Notes in English
Atoms and Molecules Introduction: Matter is made of atoms. Curiously the idea of atom was first proposed by the Greek…
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NUCLEAR PHYSICS Notes 10th Science Lesson 6 Notes in English
NUCLEAR PHYSICS Introduction Humans are very much interested in knowing about atoms. Things around us are made up of atoms.…
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LAWS OF MOTION Notes 10th Science Lesson 1 Notes in English
LAWS OF MOTION INTRODUCTION Human beings are so curious about things around them. Things around us are related to one…
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ECONOMIC BIOLOGY Notes 9th Science Lesson 21 Notes in English
ECONOMIC BIOLOGY Notes 9th Science Lesson 21 Notes in English Introduction The gift of nature is almost unlimited and thus…
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ENVIRONMENTAL SCIENCE Notes 9th Science Lesson 20 Notes in English
ENVIRONMENTAL SCIENCE Notes 9th Science Lesson 20 Notes in English Introduction “Nature has the power to refresh and renew” –…
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NUTRITION AND HEALTH Notes 9th Science Lesson 18 Notes in English
NUTRITION AND HEALTH Notes 9th Science Lesson 18 Notes in English Introduction Food is the basic necessity of life. Food…
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CARBON AND ITS COMPOUNDS Notes 9th Science Lesson 15 Notes in English
CARBON AND ITS COMPOUNDS Introduction Carbon is one of the most important non-metallic element. Antoine Lavoisier named Carbon from the…
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