Online Skype Classes (8 Hours pack) in Physics, Chemistry and Maths for Class 9 CBSE Students

Description

YOU CAN CHOOSE FROM THE FOLLOWING TOPICS

• MATHEMATICS:1. Number Systems (Irrational numbers, Real numbers and their decimal expansions, Representing real numbers on a number line, Representing real numbers on a number line, Law of exponents for real numbers) 2. Polynomials (Polynomial in one variable, Zeroes of a polynomial, Remainder theorem, Factorization of polynomial, Algebraic identities) 3. Coordinate Geometry (Introduction to cartesian system) 4. Linear equations in two variables (Solution of linear equations, Graph of a linear equation in two variables) 5. Introduction to Euclid's Geometry (Introduction, Euclid’s definition and postulates, Equivalent versions of Euclid’s fifth postulate) 6. Lines and angles (Intersecting and non-intersecting lines, Pair of angles: Linear pair, Pair of angles, Vertically opposite angles, Parallel lines and a transversal, Lines parallel to the same line, Angle sum property of triangle) 7. Triangles (Congruence of triangle, Criteria for Congruence of triangle (SAS, ASA, AAS), Some properties of triangles, Some more criteria for congruency of triangle (SSS, RHS), Inequalities in triangle) 8. Quadrilaterals (Angle sum property of quadrilateral, Types of quadrilateral, The diagonal divides a parallelogram into two congruent triangles, Properties of parallelogram, The midpoint theorem) 9. Areas of parallelograms and triangles 10. Circles (Circles and its relative terms, Angle subtended by chord at a point, Perpendicular from center to chord, Circles through three points, Equal chords and their distances from center, Cyclic quadrilaterals) 11. Constructions (Construction of bisectors of given angles, perpendicular bisector of given line, Construction of a triangle given its base, sum/difference of the other two sides and one base angle, Construction of a triangle of given perimeter and base angles) 12. Herons Formula (Heron’s formula, Application of Heron’s formula for calculating area of triangle) 13. Surface area and volume (Surface area of cube and cuboid, Surface area of right circular cylinder, Surface area of right circular cone, Surface area of a sphere, Volume of a cuboid, Volume of a cylinder, Volume of a right circular cone, 8 Volume of a sphere) 14. Statistics (Collection of data & it presentation, Graphical representation of data: grouped/ ungrouped bar graphs, Histograms, Frequency polygons, Measure of Central tendency) 15. Probability (Probability- an experimental approach, Empirical probability).
• PHYSICS:1. Motion (Uniform motion and non uniform motion on along a straight line, Measuring the rate of motion, Rate of change of velocity, Graphical representation of motion, Equation of motion by graphical method, Uniform circular motion) 2. Forces and laws of motion (Force and motion, First law of motion, Second law of motion, Inertia and mass, Mathematical formulation of second law of motion, Third law of motion, Conservation of momentum) 3. Sound (Production of sound, Propagation of sound, Characteristics of sound wave, Speed of sound in different medium, Reflection of sound, Reverberation, Application of ultrasound, Range of hearing, Structure of human ear) 4. Work and Energy ( Work, Energy, Potential energy of an object at a height, Law of conservation of energy, Rate of doing work: power), 5. Gravitation ( Gravitation, Universal law of gravitation, Free fall, Mass and weight, Thurst and pressure, Buoyancy, Archimedes principle, Relative density)
• CHEMISTRY:1. Matter in our surrounding (Physical nature of matter, Characteristics of particles of matter, States of matter, Can matter change its state, Evaporation, How does evaporation cause cooling) 2. Structure of the atom (Charged particle in matter: Electrons, Charged particle in matter: Protons, Thomson’s model of atom, Rutherford’s model of an atom, Drawbacks of Rutherford’s model, Bohr’s model of atom, Neutrons, How are electrons distributed in different orbits, Valency, Atomic number and mass number, Isotopes and Isobars) 3. Atoms and molecules (Law of chemical combination, Atomic mass Molecular mass, Writing chemical formulae, Mole concept, Application of mole concepts) 4. Is matter around us pure? (Mixtures, Types of mixtures, What is solution?, Suspension and colloids, Separating the mixtures, Obtaining different gases from air, Physical and chemical change, Elements and compounds