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Science Notes
ACOUSTICS Notes 10th Science Lesson 5 Notes in English
ACOUSTICS Introduction Sound plays a major role in our lives. We communicate with each other mainly through sound. In our…
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ELECTRICITY Notes 10th Science Lesson 4 Notes in English
ELECTRICITY Introduction As a common term it refers to a form of energy. The usage of electric current in our…
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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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Science Notes
மின்னூட்டமும் மின்னோட்டமும் Notes 9th Science Lesson 4 Notes in Tamil
மின்னூட்டமும் மின்னோட்டமும் Notes 9th Science Lesson 4 Notes in Tamil அறிமுகம் நிறை, நீளம் ஆகியவற்றைப் போலவே மின்னூட்டமும் அனைத்துப் பருப்பொருள்களுக்கும் உரிய ஒரு…
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Science Notes
PLANT PHYSIOLOGY Notes 9th Science Lesson 22 Notes in English
PLANT PHYSIOLOGY Notes 9th Science Lesson 22 Notes in English Introduction Animals move in search of food, shelter and for…
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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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Science Notes
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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ELECTRIC CHARGE AND ELECTRIC CURRENT Notes 9th Science Lesson 13 Notes in English
ELECTRIC CHARGE AND ELECTRIC CURRENT Introduction Like mass and length, electric charge also is a fundamental property of all matter.…
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UNIVERSE Notes 9th Science Lesson 12 Notes in English
UNIVERSE Introduction In the earlier days, before the invention of astronomical instruments, people thought that Earth is the centre of…
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CHEMICAL BONDING Notes 9th Science Lesson 11 Notes in English
CHEMICAL BONDING Introduction We already know that atoms are the building blocks of matter. Under normal conditions no atom exists…
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