Friedrich(class 8) Physics annual plan (Sreeja)

June

Force and Pressure

  • Force- Pull or Push
  • Effects of force
  • Contact forces
  • Non-contact forces
  • Pressure
  • Atmospheric pressure

Energy

  • Energy conservation law
  • Sources of energy
  • Renewable and non- renewable energy sources
  • Judicious use of energy

July

Matter

  • Solids
    • Cohesive force
    • Arrangement of molecules
  • Liquids
    • Surface tension
    • Liquid meniscus
    • Conduction and Convection
    • Fluid pressure
    • Archimedes principle
    • Law of Floatation
  • Gases
    • Atmospheric pressure
    • Vacuum
    • Vacuum pump
    • Lift pump

August

Friction

  • Force of Friction
  • Factors affecting friction
  • Friction- necessary evil
  • Ways of increasing and reducing friction

Sound

  • Sound produced by vibration
  • Sound needs a medium for propagation
  • Human ear
  • Amplitude and frequency
  • Loudness and pitch
  • Infrasonic and ultrasonic sounds
  • Noise and music
  • Noise pollution

September

Heat

  • Hot and cold
  • Measurement of heat
  • Unit of heat
  • Heat capacity and specific heat
  • Conductors and insulators of heat
  • Covection
  • Thermal conductivity
  • Change of state and heat

October

Static electricity

  • Charged atoms
  • The electroscope
  • Electrical induction
  • Electrical conductors and insulators
  • Lightning
  • Applications of static electricity

November

Effects of electric current

  • Chemical effects
  • Magnetic effects

Magnetism and electricity

  • magnetic poles
  • Magnetic induction
  • Magnetic field
  • Earth as a magnet
  • Right hand grip rule
  • Solenoid
  • Electromagnets and applications
  • Electromagnetic induction
  • Generator
  • Direct and alternating current
  • Fleming's right hand rule
  • Transformer
  • Electric motor
  • Fleming's left hand rule

December

Some natural phenomena

  • Lightning
  • Earthquake
  • Volcano eruption

January

Universe

  • Stars
  • Galaxy
  • Constellations
  • Evolution of stars
  • Origin of universe
  • Solar system
  • The earth- moon system
  • Solar eclipse
  • Lunar eclipse
  • Comets
  • Meteors
  • Space exploration

Light

  • Laws of reflection
  • Regular and diffused reflection
  • Multiple images
  • Refraction and its application
  • Dispersion
  • Ray diagram
  • Application of mirrors and lenses

February

Revision

March

Revision

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