Matter in our surroundings
Is matter around us pure?
Atoms and Molecules
Structure of the atom
The Fundamental Unit of Life
Tissues
Motion
Force and Laws of motion
Gravitation
Work and Energy
Sound
Improvement in Food Resources
| Topic | Sub Topic | Approximate Number of Classes |
| Matter in our surroundings | Definition of matter; solid, liquid and gas; characteristics - shape, volume, density; change of state melting (absorption of heat), freezing, evaporation (cooling by evaporation), condensation, sublimation. | 2-3 |
| Is matter around us pure? | Elements, compounds and mixtures. Heterogeneous and homogenous mixtures, colloids and suspensions. Physical and chemical changes (excluding separating the components of a mixture). | 3-4 |
| Atoms and Molecules | Atoms and molecules, Law of Chemical Combination, Chemical formula of common compounds, Atomic and molecular masses. | 3-4 |
| Structure of the atom | Electrons, protons and neutrons, Valency, Atomic Number and Mass Number, Isotopes and Isobars. | 2-3 |
| The Fundamental Unit of Life | Cell as a basic unit of life; prokaryotic and eukaryotic cells, multicellular organisms; cell membrane and cell wall, cell organelles and cell inclusions; chloroplast, mitochondria, vacuoles, endoplasmic reticulum, Golgi apparatus; nucleus, chromosomes - basic structure, number. | 2-3 |
| Tissues | Structure and functions of animal and plant tissues (only four types of tissues in animals; Meristematic and Permanent tissues in plants). | 3-4 |
| Motion | Distance and displacement, velocity; uniform and non-uniform motion along a straight line; acceleration, distance-time and velocity-time graphs for uniform motion and uniformly accelerated motion, elementary idea of uniform circular motion. | 2-3 |
| Force and Laws of motion | Force and Motion, Newton’s Laws of Motion, Action and Reaction forces, Inertia of a body, Inertia and mass, Momentum, Force and Acceleration. | 3-4 |
| Gravitation | Gravitation; Universal Law of Gravitation, Force of Gravitation of the earth (gravity), Acceleration due to Gravity; Mass and Weight; Free fall. | 2-3 |
| Work and Energy | Work done by a Force, Energy, power; Kinetic and Potential energy; Law of conservation of energy (excluding commercial unit of Energy). | 2-3 |
| Sound | Nature of sound and its propagation in various media, speed of sound, range of hearing in humans; ultrasound; reflection of sound; echo. | 2-3 |
| Improvement in Food Resources | Plant and animal breeding and selection for quality improvement and management; Use of fertilizers and manures; Protection from pests and diseases; Organic farming. | 2-3 |
8+ Years of Experience
B.Sc, M.Sc, M.Phil, PhD ( Anna University)
9+ Years of Experience
B.sc ,M.sc, PhD (VIT)
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