Course Content
Matter in our surroundings
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Characteristics of particles of matter
00:00
States of matter (Bonus video)
00:00
Effect of temp and pressure on state change
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Evaporation and its cooling effect
00:00
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Is matter around us pure?
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Types of mixtures
00:00
Concentration of a solution
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Solution, Suspension and Colloid
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Scattering of light & Tyndall effect
00:00
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
00:00
Separating immiscible liquids
00:00
Sublimation
00:00
Crystallisation
00:00
Pure substances and Mixtures
00:00
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Atoms and molecules
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Law of conservation of mass
00:00
Law of definite proportions
00:00
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Elements and atoms
00:00
Introduction to Atoms
00:00
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Introduction to ions
00:00
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
00:00
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
00:00
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Osmosis
00:00
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
00:00
Overview of animal and plant cells
00:00
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Endomembrane system
00:00
Mitochondria and plastids
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Cell division
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Tissues
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Squamous epithelium
00:00
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
00:00
Dermal Tissue Part 1
00:00
Dermal Tissue Part 2
00:00
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Motion
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Distance and Displacement introduction
00:00
Distance and Displacement in one direction
00:00
Worked example: Distance and Displacement from graphs
00:00
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Average speed & velocity (with examples)
00:00
Calculating average velocity or speed
00:00
Instantaneous speed & velocity
00:00
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Acceleration
00:00
Airbus A380 take-off time
00:00
Position-time graphs
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Calc. velocity from position time graphs
00:00
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Velocity vs. time graphs
00:00
Calculating displacement from v-t graphs
00:00
Deriving 3 equations of motion (from v-t graph)
00:00
Choosing Kinematic equations
00:00
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Using equations of motion (1 step numerical)
00:00
Using equations of motion (2 steps numerical)
00:00
Calc. speed & time in a uniform circular motion – Solved numerical
00:00
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Force & laws of motion
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Newton’s first law intro (forces causes motion?)
00:00
Balanced & unbalanced forces
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Newton’s first law of motion
00:00
Lets test it out!!
Newton’s second law of motion
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Finding force – Newton’s second law (Solved example)
00:00
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Newton’s third law of motion
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More on Newton’s third law
00:00
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Intro to momentum (& it’s meaning)
00:00
Newton’s second law & momentum
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Calculating momentum changes – Solved example
00:00
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Conservation of momentum
00:00
Conservation of momentum calculations
00:00
Momentum conservation derivation
00:00
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Gravity
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Introduction to gravity
00:00
Gravity for astronauts in orbit
00:00
Universal law of gravity example
00:00
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Would a brick or feather fall faster?
00:00
Mass & weight
00:00
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Free fall 1 body – solved example
00:00
Free fall – 2 body solved numerical
00:00
Free fall – total time up & down solved example
00:00
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Pressure & thrust
00:00
Calculating pressure due to weight
00:00
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Pressure in liquids
00:00
Archimedes principle & buoyancy
00:00
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Condition for floating
00:00
Calculating mass of displaced liquid
00:00
Relative density (Specific gravity)
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Work & Energy
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Intro to work
00:00
Positive & negative work
00:00
Work done on lifting/falling things – Solved numerical
00:00
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Energy intro (kinetic & potential)
00:00
Kinetic energy derivation
00:00
Gravitational potential energy derivation
00:00
Work done by gravity (path independent)
00:00
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Work-energy theorem
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Work done from kinetic energy – solved example
00:00
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Law of energy conservation
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Conservation of energy examples
00:00
Power
00:00
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Commercial unit of electrical energy
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Solved example – Cost of operation of electrical device
00:00
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Sound
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Production of Sound
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Sound properties (Amplitude, Period, Frequency and Wavelength)
00:00
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Speed of Sound
00:00
After how long, Ram hears a splash?
00:00
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Echoes and reverberations
00:00
Minimum distance for echo
00:00
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Ultrasound medical imaging
00:00
Echolocation & S.O.N.A.R
00:00
Human ear
00:00
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Improvement in Food resources
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How to improve food sources
00:00
Crop Improving Strategies
00:00
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Animal Husbandry Cattle and Poultry
00:00
Animal Husbandry Fish and Bee
00:00
Lets test your knowledge!!
NCERT Science Class 9

 

 

 

 

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