Course Content
Matter in our surroundings
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Characteristics of particles of matter
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States of matter (Bonus video)
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Effect of temp and pressure on state change
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Evaporation and its cooling effect
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Is matter around us pure?
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Types of mixtures
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Concentration of a solution
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Solution, Suspension and Colloid
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Scattering of light & Tyndall effect
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Classification of colloids
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Evaporation
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Simple and fractional distillation
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Filtration
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Basics of Chromatography
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Separating immiscible liquids
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Sublimation
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Crystallisation
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Pure substances and Mixtures
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Atoms and molecules
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Law of conservation of mass
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Law of definite proportions
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Elements and atoms
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Introduction to Atoms
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Introduction to ions
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Naming ions and ionic compounds
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Common polyatomic ions
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Naming ionic compounds with polyvalent ions
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Finding the formula of an ionic compound
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Worked example: Formula for an ionic compound
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Worked example: Calculating Molecular weight
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The mole and Avogadro’s number
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Worked example: Calculating molar mass and number of moles
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Structure of the atom
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Rutherford’s gold foil experiment
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Bohr’s model of an atom
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Drawback of the Rutherford model
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Electron distribution in shells
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Isobars
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Average atomic mass
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Worked example: Atomic weight calculations
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Worked example: Identifying isotopes and ions
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Introduction to cells
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Scale of cells
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Cell size
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Osmosis
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Hypotonic, Isotonic and Hypertonic
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Prokaryotic and Eukaryotic cells
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Organelles in eukaryotic cells
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Plant cell walls
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Overview of animal and plant cells
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Endomembrane system
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Mitochondria and plastids
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Cell division
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Tissues
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Squamous epithelium
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Ciliated epithelium
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Glandular epithelium
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Areolar connective tissue
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Meristematic tissues
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Simple permanent tissues
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Dermal Tissue Part 1
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Dermal Tissue Part 2
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Motion
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Distance and Displacement introduction
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Distance and Displacement in one direction
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Worked example: Distance and Displacement from graphs
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Average speed & velocity (with examples)
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Calculating average velocity or speed
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Instantaneous speed & velocity
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Acceleration
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Airbus A380 take-off time
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Position-time graphs
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Calc. velocity from position time graphs
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Velocity vs. time graphs
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Calculating displacement from v-t graphs
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Deriving 3 equations of motion (from v-t graph)
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Choosing Kinematic equations
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Using equations of motion (1 step numerical)
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Using equations of motion (2 steps numerical)
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Calc. speed & time in a uniform circular motion – Solved numerical
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Force & laws of motion
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Newton’s first law intro (forces causes motion?)
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Balanced & unbalanced forces
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Newton’s first law of motion
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Newton’s second law of motion
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Finding force – Newton’s second law (Solved example)
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Newton’s third law of motion
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More on Newton’s third law
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Intro to momentum (& it’s meaning)
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Newton’s second law & momentum
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Calculating momentum changes – Solved example
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Conservation of momentum
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Conservation of momentum calculations
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Momentum conservation derivation
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Gravity
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Introduction to gravity
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Gravity for astronauts in orbit
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Universal law of gravity example
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Would a brick or feather fall faster?
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Mass & weight
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Free fall 1 body – solved example
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Free fall – 2 body solved numerical
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Free fall – total time up & down solved example
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Pressure & thrust
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Calculating pressure due to weight
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Pressure in liquids
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Archimedes principle & buoyancy
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Condition for floating
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Calculating mass of displaced liquid
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Relative density (Specific gravity)
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Work & Energy
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Intro to work
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Positive & negative work
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Work done on lifting/falling things – Solved numerical
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Energy intro (kinetic & potential)
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Kinetic energy derivation
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Gravitational potential energy derivation
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Work done by gravity (path independent)
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Work-energy theorem
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Work done from kinetic energy – solved example
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Law of energy conservation
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Conservation of energy examples
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Power
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Commercial unit of electrical energy
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Solved example – Cost of operation of electrical device
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Sound
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Production of Sound
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Sound properties (Amplitude, Period, Frequency and Wavelength)
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Speed of Sound
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After how long, Ram hears a splash?
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Echoes and reverberations
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Minimum distance for echo
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Ultrasound medical imaging
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Echolocation & S.O.N.A.R
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Human ear
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Improvement in Food resources
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How to improve food sources
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Crop Improving Strategies
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Animal Husbandry Cattle and Poultry
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Animal Husbandry Fish and Bee
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NCERT Science Class 9
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