GEOGRAPHY FOR UPSC Arundeep Karnati
WHAT IS GEOGRAPHY? EARTH RECAP Lorge number of h put forth by different phi ond scientists regording the Origin of the earth Big Bang Theory pwere Origin of the Univ Origin of the earth Origin of the Universe M\ MODERN THEORIES EARLY THEORIES
Q. Discuss various theories of formation of Earth? Examine how Juno mission will keep us understand the formation of Earth?
FORMATION OF PLANETS
1. The stars are localised lumps of ga:s within a nebula 2. Gas cloud starts getting condensed and the matter around the core develops into small rounded objects Planetesimals 3. large number of small planetesimals accrete to form a fewer large bodies in > the form of planets
SOLAR SYSTEM Asteroid belt 4.6 billion years ago Sun, 8 planets, 63 moons, millions of smaller bodies like asteroids and comets and huge quanfity of dust-grains and gases. Inner Planets Terrestrial Outer Planets Jovian or Gas
Where is Pluto? International Astronomical Union DWARF PLANT "A celestial body orbiting a star that is massive enough to be rounded by its own gravity but has not cleared its neighboring region of planetesimals and is not a satellite. More explicitly, it has to have sufficient mass to overcome its compressive strength and achieve hydrostatic equilibrium." 1. Must be in direct orbit of the Sun and not be a moon around another body. 2. It must be massive enough for it to have become spherical in shape under its own gravity
Why are the inner planets Rocky while others are mostly in gaseous form?
Why are the inner planets Rocky while others are mostly in gaseous form? Terrestrial Jovian .Close vicinity of ong location from Parent star Not that intense planets hold huge amount of gases the parent star . Intense solar winds planets are smaller Inner Planets Terrestrial Outer Planets Jovian or Gas
About me 291.3k views Arundeep Karnati Educanor since April 2017 Engineer by force, MBA by Passion, Teaching by love making creotive stulf, Video edting 10.3k 30 17 Hyderabad, India Engineering and MBA. Worked for MNCs & Startups. Interests: Research, Digital marketing, Designing, presentations, Movies etc All courses (17) MCQ Series for Prelims 2019 41k ews 5months ago Rate, Review and recommend Follow me: https://unacademv.com/user/arundeep19 Arundeep Karnati 92 MCQ Series for Prelims 2019-July 2018 Arundeep Kamat 239 Current Events of National and LG
Engineer by force, MBA by Passion, Teaching by love. making creative stuff, Video editing...