This video throws light on basic concepts of Geography like Longitudes, role of Prime Meridian or Greenwich Meridian in calculating time, various time zones, calculation of time in different time zones and International meridian Conference. It helps to understand…

This video throws light on basic concepts of Geography like the Indian Standard Time, IST ahead of Greenwich Mean Time and the merits and demerits of adopting two time zones in India. It helps to understand the fundamentals and helps to strengthen the foundation…

This video throws light on basic concepts of Geography like Rotation, Revolution, Leap year change in the seasons , effects of rotation, Winter Solstice, Summer Solstice, Equinoxes. It helps to understand the fundamentals and helps to strengthen the foundation…

This video throws light on basic concepts of World Geography like Biosphere, Lithosphere, Interior of the Earth, layers of the Earth and the difference between Oceanic and Continental Crust. It helps to understand the fundamentals and helps to strengthen…

This video throws light on basic concepts of World Geography like Interior of the Earth, layers of the Earth like Mantle and Core as Crust was discussed in the previous video. It helps to understand the fundamentals and helps to strengthen the foundation…

This video throws light on Earthquakes and explains it in detail. It also helps to understand the fundamentals and terms related to Earthquakes like Focus, epicentre, hypocentre , Richter scale, Modified Mercalli scale. This video helps to strengthen the…

Environmental lapse rate:
Environmental lapse rate is related to normal change of air temperature as the air parcel moves upward at a given time and place. It is generally 6.5 degrees Celsius for every 1000 m rise in altitude. Environmental lapse rate thus…