Quadrilaterals

1. Introduction to Quadrilaterals    – Definition of quadrilateral    – Properties of quadrilaterals    – Types of quadrilaterals 2. Types of Quadrilaterals    – Parallelogram    – Rectangle    – Square    – Rhombus    – Trapezium    – Kite 3. Properties of a Parallelogram    – Opposite sides are equal    – Opposite angles are equal    – Diagonals bisect each other    – Adjacent angles…

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Gravitation

Class 09 | Physics Topic tree Terms and Definitions Circular Motion Basics Concept Videos Newtons Laws of Gravitation What happens to the force between two objects, if the mass of one object is doubled, the distance between the objects is doubled and tripled, the masses of both objects are doubled? x

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Euclid’s Geometry

Concepts Geo means EarthMetry means measurement Statement – a sentence – either true or false – but cannot be both.e.g. 3 + 8 = 10 false statement3+ 8 = 11 = correct statementKala is fair. This is not a statement. because, for some persons she may look fair; for others she may not look fair….

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Matter in our Surrounding

Class 9 | Science 1. Introduction to Matter: 2. Characteristics of Particles in Matter: 3. Change of State: 4. Effect of Heat on Matter: 5. Factors Affecting Evaporation: 6. Evaporation Causes Cooling: 7. Sublimation: 8. Diffusion: 9. Brownian Motion: 10. Matter is Composed of Particles:– The particle nature of matter explains various properties and behaviors…

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