Class 8 Science – Force and Pressure 1. Introduction Force is a push or pull on an object that can change its state of motion or shape. Forces are everywhere – from pushing a door...
Class 8 Science – Particulate Nature of Matter & Elements and Compounds 1. Particulate Nature of Matter Introduction All matter is made up of tiny particles (atoms and molecules). Particles...
Class 8 Mathematics – Exponents and Powers 1. Introduction Exponents (or powers) are a way to represent repeated multiplication of the same number. The base is the number being multiplied,...
1. Introduction Square of a number: The product of a number multiplied by itself. Square root of a number: The value which, when multiplied by itself, gives the original number. Key Concept: Squaring...