CBSE Class 9 Science Syllabus 2022-23 pdf Download: Central Board of Secondary Education announced that CBSE 9th Science syllabus. Knowing the Science syllabus for Class 9 helps students understand the critical topics for the academic session. This article will provide the detailed syllabus for Class 9 for Science subjects. This page you can get all the details about Science syllabus 9th standard. this syllabus is very useful to studying class 9 in Science.
9th Science syllabus code number is 086, consists 5 topics namely Materials, The World of the Living, Moving Things, People and Ideas, Food, and Internal assessment. All those ninth Science Syllabus sections have separate marks for their examinations and explained the detail below. Science language is widely spoken all over the world. Students who are interested in learning Science through CBSE, this Class 9 Science Syllabus is helpful for you. if you have any doubts abouts cbse Science book for class 9 pdf can ask through the Comment section.
- 1 CBSE Class 9 Science Syllabus Details
CBSE Class 9 Science Syllabus Details
|Board Name||Central Board of Secondary Education|
|Total Marks||80 Marks+ Internal 20 Marks|
CBSE 9th Science Syllabus 2022-2023 pdf
Unit I: Matter-Nature and Behaviour – 25 Marks
- Definition of matter; solid, liquid, and gas; characteristics – shape, volume, density; change of statemelting (absorption of heat), freezing, evaporation (cooling by evaporation), condensation, sublimation
- Nature of matter: Elements, compounds, and mixtures. Heterogeneous and homogenous mixtures, colloids, and suspensions. Physical and chemical changes (excluding separating the components of a mixture).
- Particle nature and their basic units: Atoms and molecules, Law of Chemical Combination, Chemical formula of common compounds, Atomic and molecular masses.
- Structure of atoms: Electrons, protons and neutrons, Valency, Atomic Number and Mass Number, Isotopes and Isobars.
Unit II: Organization in the Living World – 22 Marks
- Cell – Basic 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.
- Tissues, Organs, Organ System, Organism: Structure and functions of animal and plant tissues (only four types of tissues in animals; Meristematic and Permanent tissues in plants).
Unit III: Motion, Force, and Work – 27 Marks
- 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.
- Force and Newton’s laws: Force and Motion, Newton’s Laws of Motion, Action and Reaction forces, Inertia of a body, Inertia, and mass, Momentum, Force and Acceleration.
- Gravitation: Gravitation; Universal Law of Gravitation, Force of Gravitation of the earth (gravity), Acceleration due to Gravity; Mass and Weight; Free fall.
- Floatation: Thrust and Pressure. Archimedes’ Principle; Buoyancy
- Work, Energy, and Power: Work done by a Force, Energy, power; Kinetic and Potential energy; Law of conservation of energy (excluding commercial unit of Energy).
- Sound: Nature of sound and its propagation in various media, speed of sound, range of hearing in humans; ultrasound; reflection of sound; echo.
Unit IV: Food Production – 06 Marks
- Plant and animal breeding and selection for quality improvement and management; Use of fertilizers and manures; Protection from pests and diseases; Organic farming.
PRACTICALS – 20 Marks
(LIST OF EXPERIMENTS)
- Preparation of:
a) a true solution of common salt, sugar and alum
b) a suspension of soil, chalk powder and fine sand in water
c) a colloidal solution of starch in water and egg albumin/milk in water and distinguishbetween these on the basis of
- filtration criterion
- Preparation of
a) A mixture
b) A compound using iron filings and sulphur powder and distinguishing between these on the basis of:
(i) appearance, i.e., homogeneity and heterogeneity
(ii) behaviour towards a magnet
(iii) behaviour towards carbon disulphide as a solvent
(iv) effect of heat
- Perform the following reactions and classify them as physical or chemical changes:
- Iron with copper sulphate solution in water
- Burning of magnesium ribbon in air
- Zinc with dilute sulphuric acid
- Heating of copper sulphate crystals
- Sodium sulphate with barium chloride in the form of their solutions in water
- Preparation of stained temporary mounts of (a) onion peel, (b) human cheek cells & to record observations and draw their labeled diagrams.
- Identification of Parenchyma, Collenchyma and Sclerenchyma tissues in plants, striped, smooth and cardiac muscle fibers and nerve cells in animals, from prepared slides. Draw their labeled diagrams.
- Determination of the melting point of ice and the boiling point of water.
- Verification of the Laws of reflection of sound.
- Determination of the density of solid (denser than water) by using a spring balance and a measuring cylinder.
- Establishing the relation between the loss in weight of a solid when fully immersed in
- Tap water
- Strongly salty water with the weight of water displaced by it by taking at least two different solids.
- Determination of the speed of a pulse propagated through a stretched string/slinky (helical spring).
- Verification of the law of conservation of mass in a chemical reaction.
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