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CBSE-IX-Scienc-chapter-1-Matter-sourroundings
IX Science Introduction Matter Nature Matter
CBSE_IX_Grd_Science_Intro
Introduction_Matter_Nature_Matter
Particles_Matter_States_Matter
Different_States_Matter
Change_Matter_Effect_Temperature
Effect_Pressure_Evaporation
Evaporation_Cooling_Water_Droplets
CBSE-IX-Scienc-chapter-2-Matter-Pure
Mixture_Types_Mixture
Solutions_Examples_Properties
Suspension_Colloidal_Solutions
Separation_Mixture_Immiscible_Miscible
Chromatography_Fractional_Distillation
Crystallisation_Physical_Chemical_Changes
Types_Pure_Substance
Matter_Classification
Matter pure
CBSE-IX-Scienc-chapter-3-Atoms-Molecules
Laws_Chemical_Combination
Daltons_Theory
Atoms
Atomic_Mass_Molecule
Molecules_Element_Compound
Chemical_Formulae
Formulae_Simplest_Compound
MOLE_Concept
Problems_No_Moles
Problems_No_Particles
Atoms molecules
CBSE-IX-Scienc-chapter-4-Structure-Atom
Atom_Thomson_Model_Atom
Rutherford_Bhor_Model_Atom
Electronic_Configuration_Valency
Atomic_Number_Mass_Isotopes
Isobars
CBSE-IX-Scienc-chapter-5-Fundamental-Unit-Line
Functions_Living_Organisms
Cell_Structure_Cell_Membrane
Activity_Electron_Microscope
Cell-wall_Nucleus_Cytoplasm
Cell_Organells
Cell_Division
CBSE-IX-Scienc-chapter-6-Tissues
Tissues_Plant_Animal_Tissues
Types_Plant_Tissue
Permanent_Tissue_Animal-Tissue
Types_Animal_Tissue
CBSE-IX-Scienc-chapter-7-Diversity-Living-Organism
Classification_Living_Organism
Classification_Evolution
Hierachy_Classification_Groups
Classification_Plantae
Classification_Animalia
Classification_Animalia_2
Nomenclature
CBSE-IX-Scienc-chapter-8-Motion
Motion
Unifrom_Non-Uniform_Motion
Speed_Direction_Rate_Velocity
Graphical_Representation_Motion
Equations_Motion_Graphical_Method
Uniform_Circular_Motion
CBSE-IX-Scienc-chapter-9-Force_Law_Motion
Force_Balanced-Unbalanced_Force
Newton_1st_Law_Motion
Newton_2nd_Law_Motion
Mathmatical_Formulation_2nd_Law
Newtons_3rd_Law_Motion
Conservation_Laws_Momentum
Example_numericals
CBSE-IX-Scienc-chapter-10-Gravitation
Gravitaion_Universal_Law_Gravitation
Gravitational_Feilds_Force_Gravity
Motion_Objects_Gravitational_Force
Mass_Weight
Thrust_Pressure
Pressure_Fluids_Archimedes_Principle
Relative_Density_Numericals
CBSE-IX-Scienc-chapter-11-Work_Energy
Into_Work
Work_Done_Constant_Force
Intro_Energy_Forms_Energy
Kinetic_Potential_Energy
Energy_Conversions
Law_Conservation_Energy_Rate_Doing_work
Commercial_Unit_Energy
CBSE-IX-Scienc-chapter-12-Sound
Sound_Production_Sound
Propogation_Sound
Charcterstics_Sound_Waves
Speed_Intensity_Reflection_Sound
Echo_Reverbreation
Range_Hearing_Ultrasound
Sonar_Structure_Human_Ear
CBSE-IX-Scienc-chapter-13-Why_do_we_fall_ill
Health_its_failure
Diseases_its_cause
Infectious_Non-Infectious_Diseases
Infectious_Diseases_Agents_Means_Spread
Principle_Treatment
Principle_Prevention
Vaccines
CBSE-IX-Science-chapter-14-Natural_Resources
Natural_Resources_Earth
Rain_Activities
Air-Pollution_Activities
Water-Pollution-Activities
Intro_Soil_Biogeochemical_Cycles
Water_Nitrogen_Carbon_Cycles_Green-House-Effect
Oxygen_Cycle_Ozone_Layer
CBSE-IX-Science-Chapter-15_Improvement_Food_Resources
Intro_Improvement-Crop-Yeilds
Crop-Variety-Improvement_Crop-Production-Managment
Manures_Fertilisers_Irrigation
Cropping-Patterns_Crop-Protection-Managment_Storage-Grains
Animal-Husbandry_Cattle_Poultry-Farming
Fishing-Production_Marine_Inland-Fisheries_Be-Keeping