9th Science Handwritten Notes
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Class 9th Physics Syllabus
1 Matter In Our Surroundings
Definition Of matter.
Solid, liquid and gases.
Characteristics- shape, volume and density.
Change of state - melting.
Freezing.
Evaporation
Condensation.
Sublimation.
2 Is Matter Around us Pure
3 Atom And Molecules
Atoms And Molecules.
Law Of constant proportion.
Atomic and Molecular masses.
Relationship of Molecular to mass of the particles and numbers.
Valence
Chemical formula of chemical compounds.
4 Structure of Atom
Electrons.
Protons.
Neutrons.
Isotopes.
Isomers.
5 Fundamental unit of life
Cell as a basic unit of life.
Prokaryotic and eukaroytic cells
Multicellular Organisms
Cell membrane ans Cell wall.
Cell organelles, Chloroplast, mitochondria, vacuous, endoplasmic reticulated, golf apparatus, nucleus
Chromosomes- basic structure number.
6 Tissue
Structure and function if animal and plants tissues.
Types of Tissue
7 Diversity in living organism
Diversity of plants and animals.
Basic issues in scientific naming.
Basic of Classification
Hierarchy of categories/ groups.
Major groups of plants ( silent features) ( Bacteria, Thalophyta, Bryophyta, Pteridophyta, gymnosperms and angiosperms.
Major groups of animals ( salient features ) ( Non- chordates upto phyla and chordates upto classes.
8 Motion
Distance and Displacement
Velocity
Uniform and non uniform motion.
Acceleration
Distance time and Velocity time graph for uniformly Accelerated motion.
Equation of motion by graphical method
Elementary Ideas of uniform circular motion.
9 Force And Laws Of Motion
Force And motion
Newtons law Of Motion
Inertia and mass, momentum, force and acceleration.
Elementary idea of conservation of momentum.
Action and reaction forces.
10 Gravitation
Gravitation
Universal law Of Gravitation
Force And Gravitation of earth.
Acceleration due to gravity.
Mass and Weight.
11 Work Energy And Power
Work done by a force, energy , power
Kinetic energy and potential energy
Law Of conservation of energy.
12 Sound
Nature of sound and it's propagation in various media, speed of sound range of hearing in humans.
Ultra sound
Reflection of sound, echo and SONAR.
Structure of the Human ear.
13 Why Do We Fall ill
Health and it's failure
Infectious and non infectious diseases , their causes and manifestation.
Diseases caused by microbes and their prevention, Principle of treatment and prevention.
Pluse Polio Programmes.
14 Natural Resources
Air, Water soil
Air for Respiration for Combustion for moderating temperatures
Movements of Air And Its role in bringing rains across India.
Air water and soil Pollution
Holes in Ozone layer and the probable damages.
15 Improvement in Food Resources
Plants and Animal breeding ans selection for quality improvement and management.
Use of Fertilizer, matures.
Protection from pests and diseases.
Organic farming.
You Can Check Demo Notes From The Given Below Box
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Matter in Our Surrounding
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Structure of Atom
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The Fundamental Unit of Life
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