Chapter 4 (AIR) 7th Class NCERT Geography Book: Our Environment (UPSC/PSC+Classroom Education)

Insta - https://www.instagram.com/hrsht.dwivedi Download the NCERT Texbooks at - http://ncert.nic.in/textbook/textbook.htm #class7geography #ncertforupsc #ncertclass7geography #upscgeography #upscias This is chapter 4 of NCERT Geography (Our Environment) Class 7 Textbook titled AIR where I have talked about the composition of air which contains nitrogen, oxygen, carbon dioxide etc. The greenhouse gases and greenhouse effect has also been explained. The structure of the atmosphere which consists of troposphere, stratosphere, mesosphere, thermosphere and exosphere has been understood. The different phenomenon in these different layers has been discussed. Insolation, temperature and air pressure has been understood. Then we have understood what permanent winds, seasonal winds and local winds are. The 3 different types of rainfalls are discussed which are convectional rainfall, orographic rainfall and cyclonic rainfall. Watch the video to know more about air and associated phenomenon. NCERT GEOGRAPHY Class VII Textbook Videos of all Chapters - /playlist/PL_K2YMR-A5WJ0pUogoF2gWfJGbQ3RcUbw NCERT SCIENCE Class VII Textbook Videos of all Chapters - /playlist/PL_K2YMR-A5WIaJAyi73xFlSL5D5Axms_Y NCERT Geography Class VI The Earth:Our Habitat Textbook Videos of all Chapters - /playlist/PL_K2YMR-A5WK32uApeRAlP1JQr3OFww4q NCERT History Class VI Our Pasts I Textbook Videos of all Chapters - /watch/EzZ0fSPmOciQqm5dv67y9LW5A-RMY2K_LP=tsil&Y55Olkqive6i0 NCERT SCIENCE CLASS 6 Textbook Videos of all Chapters - /watch/oQBtK__P9oE8mdA5yD9eNKW5A-RMY2K_LP=tsil&kwRP_0L-779-t The environment and ecology videos can be found at /playlist/PL_K2YMR-A5WK2mrG6kdfdvdP-n7_MTzVU International Organizations Playlist - /playlist/PL_K2YMR-A5WI9gB7qO1BM5XgcIFJj1lNk Economy Lectures - /playlist/PL_K2YMR-A5WJ7S243E9stwzRwUgEpDS6G Geography videos please refer to our playlist - /playlist/PL_K2YMR-A5WLzwkDDBeM8FjoP5yFQREZ5 Medieval History videos can be found at - /watch/fJ-Hc7SSrfLUVUzcMPiniJW5A-RMY2K_LP=tsil&cszo_TQJbEeJH Indian Polity & Constitution Previous Years Solved Questions - /playlist/PL_K2YMR-A5WLJDyt9x7Mkbzn8x-vSWDiw Indian Ancient History Playlist - /playlist/PL_K2YMR-A5WJ8QjTs8KfaVsZJw1mGU6tB Rivers of India - /playlist/PL_K2YMR-A5WJOCz9vQhqvAuvi2A-AhWvI Inspiring Biographies Playlist - /playlist/PL_K2YMR-A5WLcLvV2rBRBCH8DFV9zwh-a Indian Polity and Constitution - /playlist/PL_K2YMR-A5WKg0BuWXI-GCv7pBYbOE7nw Modern History - /playlist/PL_K2YMR-A5WL9r800TcZBNnohv--U7Se0

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