Hello Aspirants!! Iasmania.com is a humble effort to provide good quality short & sharp notes to future aspirants, as its tough to collect the useful stuff from tonnes of websites. It’s a step to spread quality education, filtered from tonnes of useless stuff that we come across while reading various books, coaching stuff & online platforms.
Atmosphere – Wind Pattern of the world Planetary Winds Planetary winds are also known as permanent or prevailing winds Blow from high to low pressure, over the earth surface &…
Atmosphere – Pressure Belts of the World Atmospheric Pressure Defined as weight of column of mercury 76 cm / 760 mm high at sea level Measured by Barometer Isobar An isobar…
Atmosphere – Solar Radiations, Heat Budget, Temperature Inversion Solar Radiations Maximum at equator & min. at poles (Due to earth’s inclination & its spherical shape, Sunrays fall perpendicular to equator,…
Composition and Structure of Atmosphere About 99% of total mass of atmosphere is within the height of 32 km from earth surface, rest above merges with outer space Atmospheric Air…
Geographical Division of Earth & its Relation to Solar System Shape of Earth Oblate spheroid or oblate ellipsoid shape Slightly flattering at poles & slightly bulging at equator Polar radius approx.…
Origin of Earth Gaseous Theory (1755) By Imanuel Kant (German) Primordial matter was evenly distributed in shape of small & cold particles from which our earth & other planets of…
Solar System & Planets Solar System Our solar system consists of Sun + 8 Planets + 1 Dwarf planet (Pluto) + No. of Natural Satellites Pluto was demoted to dwarf planet at 26th…
India Position & Population Statistics Lies in South Asia North of Equator Latitude (8*4’ – 37*6’) N Longitude (68*7’ – 97*25’)E 2nd largest arable land (after US) Population 17.6 %…
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