Introduction Everything in our surroundings are known as matter. They may be the food we eat, the vehicles, the gadgets, the day to day materials that we use, the air we breathe or the water that we drink. All of these things occupy some space and have mass and volume. For instance, in classrooms theContinue reading “Chapter 01––>Matter in Our Surroundings”
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Chapter 02––>Is Matter Around Us Pure?
Introduction Everything around us is made up of matter. For example: – Wood, paper, even human beings are made up of matter. All the matter present around us is not pure. It can be pure or impure. We will try to learn whether matter around is pure or not. And what all techniques we canContinue reading “Chapter 02––>Is Matter Around Us Pure?”
Chapter 03––>Atoms and Molecules
Introduction The entire Universe is composed of matter and energy. Energy is the aptitude to perform a work. On the other hand matter has mass and occupies space. Maharishi kannad postulated that if we go on dividing matter we will derive smaller and smaller particles which on further division gives off further smaller particles finallyContinue reading “Chapter 03––>Atoms and Molecules”
Chapter 04––>Structure of the Atom
Introduction Atoms and molecules are the building blocks of matter. The word atom has been derived from the Greek word “a-tomio” which means “un-cuttable” or “non-divisible”. Earlier it was believed that atoms are indivisible and don’t have any inner structure. At the end of 19th century scientists carried out the experiments which proved that the atomsContinue reading “Chapter 04––>Structure of the Atom”
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