The Best Class 9 Science Handwritten Notes

1. CellBiology9 diagrams

Cell theory, Prokaryotic vs eukaryotic, Nucleus, Plasma membrane, Diffusion and osmosis, ER, Ribosomes, Golgi, Mitochondria, Plastids, Plant vs animal cell, Mitosis and meiosis, Biomolecules, Recent advancements.

2. TissuesBiology9 diagrams

Plant vs animal tissues, Meristematic and permanent tissue, Xylem and phloem, Epithelial, Connective, Muscular and nervous tissue, Musculoskeletal system, Types of joints, First aid, Yoga and posture.

3. ReproductionBiology14 diagrams

Asexual reproduction, Vegetative propagation, Tissue culture, Chromosomes and meiosis, Parts of a flower, Pollination, Fertilisation, Human reproductive system, Puberty, Menstrual cycle, Reproductive health.

4. DiversityBiology8 diagrams

Biodiversity, Endemic species and hotspots, Hierarchy of classification, Binomial nomenclature, Five kingdoms, Three domains, Viruses, Plantae, Animalia, Vertebrate classes, Specimens to identify, Ecological roles.

5. Exploring Mixtures & SeparationChemistry4 diagrams

Solution, colloid and suspension, Tyndall effect, Concentration with worked examples, Solubility curve, Chromatography, Distillation, Separating funnel, Crystallisation, Kannauj's Deg-Bhapka.

6. Structure of an AtomChemistry4 diagrams

Bohr-Bury rules, Electronic configuration of the first 18 elements, Thomson, Rutherford and Bohr models, Gold-foil experiment, Isotopes and isobars, Valency.

7. Atoms and MoleculesChemistry4 diagrams

The mole, Molar mass, Common valencies, Dalton's atomic theory, Laws of chemical combination, Writing chemical formulas, Criss-cross method, Polyatomic ions.

8. MotionPhysics5 diagrams

Distance and displacement, Speed and velocity, Equations of motion with derivation, Motion graphs, Uniform circular motion, Unit conversion.

9. Force and Laws of MotionPhysics5 diagrams

Newton's three laws, Momentum and impulse, Derivation of F = ma, Conservation of momentum, Balanced and unbalanced forces, Mass vs weight, Friction.

10. Work, Energy and Simple MachinesPhysics5 diagrams

Conditions for work, KE and PE with derivation, Conservation of energy, Free fall table, Power, Lever, inclined plane and pulley, Mechanical advantage.

11. SoundPhysics5 diagrams

Wave speed with derivation, Pitch, loudness and timbre, Echo and reverberation, SONAR, Speed of sound in different media, Range of hearing.

12. Earth as a SystemEarth science10 diagrams

Five spheres with Indian examples, Uneven heating, Land, sea, valley and mountain breezes, Global wind belts, Solar radiation and albedo, Water, carbon, nitrogen and oxygen cycles, Greenhouse effect, Monsoon.