CBSE · Class 8 · Science · Chapter 6
Pressure, Winds, Storms, and Cyclones
Understand pressure in liquids and gases and investigate how pressure differences produce winds, storms and cyclones.
Start chapterLessons in this chapter
- 1Force, Area, and PressureDiscover why the same force can feel gentle or sharp depending on the area it acts upon.
- 2How Liquids Exert PressureInvestigate how water pushes on the bottom and walls of a container and why height matters.
- 3Air Pressure Around UsMake the invisible push of air visible through paper, balloons, and a rubber sucker.
- 4Why Winds BlowTrace how unequal air pressures cause airflow and explain daily breezes at a coast.
- 5Fast Winds and Pressure DifferencesExplore why fast airflow changes pressure around balloons, roofs, paper, and banners.
- 6How Storms Produce Thunder and LightningFollow rising moist air into clouds, rain, separated charges, lightning, and thunder.
- 7Cyclones: Formation, Effects, and PreparednessBuild a cyclone step by step from warm ocean air, then connect its structure to real hazards and preparation.
- 8Chapter Summary and PracticeConnect every pressure, wind, storm, and cyclone idea and practise choosing the right explanation.