This chapter covers topics such as Hot and Cold, Temperature and Its Measurements, Laboratory Thermometer, Heat Transfer by Convection, Kinds of Clothes We Wear in Summer and Winter, and Heat Transfer by Conduction.
This chapter covers topics such as Thunderstorms and Cyclones, Destruction Caused by Cyclones, Effective Safety Measures, Role of Advanced Technology in Cyclone Warning, Air Exerts Pressure, Low Pressure Due to High Speed Wind, etc.
This chapter covers topics such as Heating Effect of Electric Current, Symbols of Electronic Components, Electromagnet, Magnetic Effect of Electric Current, and Electric Bell.
This chapter covers topics such as Sunlight : White or Coloured, Images formed by Lenses, Image Formed by Plane Mirror, Reflection of Light, Light Travels along a Straight Line, and Images formed by Spherical Mirrors.
