Tag: Class 9

  • Copy of Class 10 | Science | All In One

    Copy of Class 10 | Science | All In One

    FREE Educational Tools Resources More Feature Pre-Requisites Test & Enrich Study Tools Audio Visual & Digital Content Testing Tools Assign, Assess & Analyse Interactive Tools Ask, Answer & Discuss Speed Notes Notes For Quick Revision E-book Chapterwise Textbook Assignment Tools Testing Tools To Assign, Assess & Analyse NCERT Solutions Solved Exercises NCERT Exemplar HOTS Questions…

  • CBSE 9 | Science – Study – Free

    CBSE 9 | Science – Study – Free

    Educational Tools | Full Course Study Tools Audio, Visual & Digital Content Assessment Tools Assign, Assess & Analyse

  • BASICS OF QUADRILATERALS | Study

    BASICS OF QUADRILATERALS | Study

    Pre-Requisires Test & Enrich Quadrilaterals | Speed Notes Notes For Quick Recap Quadrilateral Any closed polygon with four sides, four angles and four vertices are called Quadrilateral. It could be regular or irregular. (Sroll down to continute …) Study Tools Audio, Visual & Digital Content Revision Notes – CBSE  09 Math – Quadrilaterals Angle Sum…

  • FORCE AND LAWS OF MOTION  | Study

    FORCE AND LAWS OF MOTION | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Force : Push or pull is called Force. Example: We push or pull to open a door. (Scroll down to continue …) Study Tools Audio, Visual & Digital Content Effects of Force Net or Resultant Force:  Resultant Force or Net Force acts on a body…

  • GRAVITATION  | Study

    GRAVITATION | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Study Tools Audio, Visual & Digital Content Dig Deep Topic Level Resources Sub – Topics Select A Topic Topic: Chapters Index Select Another Chapter Assessments Personalised Assessments

  • WORK AND ENERGY  | Study

    WORK AND ENERGY | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Study Tools Audio, Visual & Digital Content Dig Deep Topic Level Resources Sub – Topics Select A Topic Topic: Chapters Index Select Another Chapter Assessments Personalised Assessments

  • SOUND  | Study

    SOUND | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Study Tools Audio, Visual & Digital Content Dig Deep Topic Level Resources Sub – Topics Select A Topic Topic: Chapters Index Select Another Chapter Assessments Personalised Assessments

  • IMPROVEMENT IN FOOD RESOURCES  | Study

    IMPROVEMENT IN FOOD RESOURCES | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Study Tools Audio, Visual & Digital Content Dig Deep Topic Level Resources Sub – Topics Select A Topic Topic: Chapters Index Select Another Chapter Assessments Personalised Assessments

  • MOTION | Study

    MOTION | Study

    Pre-Requisires Test & Enrich Rest And Motion | Speed Notes Notes For Quick Recap Rest And Motion Study Tools Audio, Visual & Digital Content Distance and Displacement Difference Between Displacement and Displacement Distance Displacement Distance is defined as the total length of the path travelled by an object to go from one point to another.…

  • TISSUES | Study

    TISSUES | Study

    Pre-Requisires Test & Enrich Tissues | Speed Notes Notes For Quick Recap Are plants and Animals made of same types of tissues?Plants are stationary, and hence are provided with some tissues made up of dead cells, which provide mechanical strength. They have to withstand unfavourable conditions like strong winds, storms, floods etc. Animals on other…

  • THE FUNDAMENTAL UNIT OF LIFE | Study

    THE FUNDAMENTAL UNIT OF LIFE | Study

    Pre-Requisires Test & Enrich The Fundamental Unit of Life | Speed Notes Notes For Quick Recap What are Living organisms made up of?All living organisms are made up of cells. Cell is the basic structural and functional unit of complex organisms. History of cell: Cells were first discovered by Robert Hooke in 1665 with the…

  • MATTER IN OUR SURROUNDINGS | Study

    MATTER IN OUR SURROUNDINGS | Study

    Pre-Requisires Test & Enrich Matter In Our Surroundings | Speed Notes Notes For Quick Recap Matter: 1. Characteristics of Matter Particles Anything (Physical Material not emotions, feelings etc.) which has mass and volume (occupy space) is called matter.  We feel the presence of matter by one or more of our five sense organs. Matter is…

  • IS MATTER AROUND US PURE | Study

    IS MATTER AROUND US PURE | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Matter: Anything that occupies space is called matter. Example: Air, water, rock etc., Matter exists in our surroundings in both pure and impure forms. (Scroll down to continue …). Study Tools Audio, Visual & Digital Content Mixture: A mixture is a matter that contains more…

  • ATOMS AND MOLECULES | Study

    ATOMS AND MOLECULES | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Study Tools Audio, Visual & Digital Content Laws of Chemical Combination: Antoine Laurent Lavoisier, is known as ‘Father of Modern Chemistry. Lavoisier put forward the law of conservation of mass, which laid the foundation of chemical sciences.  Law of Conservation of Mass:Law of Conservation of…

  • STRUCTURE OF THE ATOM | Study

    STRUCTURE OF THE ATOM | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Study Tools Audio, Visual & Digital Content Charged Particles in Matter Atoms consist of an equal number of  protons and electrons. Protons exist in the interiors of the atom and electrons exist in the exteriors of the atom. Therefore, electrons can be removed from an…

  • CBSE 9 | Mathematics – Study – Premium

    CBSE 9 | Mathematics – Study – Premium

    Educational Tools | Full Course Study Tools Audio, Visual & Digital Content Assessment Tools Assign, Assess & Analyse

  • LINES AND ANGLES | Study

    LINES AND ANGLES | Study

    Pre-Requisires Test & Enrich Lines And Angles | Speed Notes Notes For Quick Recap Basic terms and Definitions 1. Point – A Point is that which has no component. It is represented by a dot. 2. Line – When we join two distinct points then we get a line. A line has no endpoints; it…

  • QUADRILATERALS | Study

    QUADRILATERALS | Study

    Pre-Requisires Test & Enrich Quadrilaterals | Speed Notes Notes For Quick Recap Quadrilateral Any closed polygon with four sides, four angles and four vertices are called Quadrilateral. It could be regular or irregular. (Sroll down to continute …) Study Tools Audio, Visual & Digital Content Revision Notes – CBSE  09 Math – Quadrilaterals Angle Sum…

  • HERON’S FORMULA | Study

    HERON’S FORMULA | Study

    Pre-Requisires Test & Enrich Heron’s Formula | Speed Notes Notes For Quick Recap Perimeter Perimeter is defined as the outside boundary of any closed shape.  To calculate the perimeter of a given shape we need to add all the sides of the shape. Example: The perimeter of a rectangle is the sum of its all…

  • INTRODUCTION TO EUCLID’S GEOMETRY | Study

    INTRODUCTION TO EUCLID’S GEOMETRY | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Introduction to Euclid Geometry The necessity of geometry had been felt from ancient times in different parts of the world. The practical problems faced by people of ancient civilization had developed this branch of mathematics. Let us cite few examples. With floods in the river,…

  • NUMBER SYSTEMS | Study

    NUMBER SYSTEMS | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Introduction to Natural Numbers Non-negative counting numbers excluding zero are called Natural Numbers. N = 1, 2, 3, 4, 5, ………. Whole Numbers All natural numbers including zero are called Whole Numbers. W = 0, 1, 2, 3, 4, 5, ……………. (Scroll down to continue…

  • LINEAR EQUATIONS IN TWO VARIABLES | Study

    LINEAR EQUATIONS IN TWO VARIABLES | Study

    Pre-Requisires Test & Enrich Linear Equations in Two Variables | Speed Notes Notes For Quick Recap Linear Equations The equation of a straight line is the linear equation. It could be in one variable or two variables. Linear Equation in One Variable The equation with one variable in it is known as a Linear Equation…

  • COORDINATE GEOMETRY | Study

    COORDINATE GEOMETRY | Study

    Pre-Requisires Test & Enrich Coordinate Geometry: Cartesian Plane | Speed Notes Notes For Quick Recap Cartesian System A plane formed by two number lines, one horizontal and the other vertical, such that they intersect each other at their zeroes, and then they form a Cartesian Plane. Scroll Down To Continue … Study Tools Audio, Visual…

  • POLYNOMIALS | Study

    POLYNOMIALS | Study

    Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Study Tools Audio, Visual & Digital Content Revision Notes on Polynomials Polynomial A polynomial is an algebraic expression that includes constants, variables, and exponents. It is the expression in which the variables have only positive integral powers. Example 1. 4×3 + 3×2 + x +3…

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