Basic Facts Flashcards
(17 cards)
Continents by area
Asia
Africa
NA
SA
Antarctica
Europe
Australia
Continents by Population
Asia
Africa
Europe
NA
SA
Australia
Antarctica
Oceans by size
Pacific
Atlantic
Indian
Southern/Antarctic
Arctic
Equator passing through
SA: Ecuador, Colombia, Brazil
Africa: Congo, DRC, Gabon, Sao Tome & Principle, Uganda, Kenya, Somalia
Asia: Maldives, Indonesia
Oceania: Kiribati
Tropic of Cancer passes through
NA: Bahamas, Mexico
Africa: Western Sahara, Algeria, Libya, Egypt, Mauritania, Mali, Niger
Asia: Saudi Arabia, UAE, Oman, India, Bangladesh, Myanmar, China, Taiwan
India: GJ, RJ, MP, CG, JH, WB, TR, MI
Cities: Vidisha, Sanchi, Ranchi, Lohardagga (JH), Aizwal (MI), Udaipur (TR)
Tropic of Capricorn passes through
SA: Argentina, Chile, Paraguay, Brazil
Africa: Namibia, Botswana, Mozambique, South Africa, Madagascar
Australia: Australia Continent
Prime Meridian passes through
UK, France, Algeria, Mali, Burkina Faso, Togo
Shape of earth
Geoid, oblate spheroid
Geodesy: Study of shape of earth
Diameter of earth
N-S: 12714 km
E-W: 12756 km
Difference of 0.3%
Reason: Centrifugal force due to rotation of earth
Latitudinal lines
Total 179
Distance corresponding to 1 degree = 111 km
IST
82.5 deg east
Passes through UP, MP, CG, OD, AnP
Pyagraj, Mirzapur, Naini, Singrauli, Visakhapatnam
International Date Line
180 deg longitude
Crossing the IDL:
From west to east: day gain / decrease one day
From east to west: day loss / increase a day
Solstices and equinox
21 June: Summer solstice
23 Sep: Autumn equinox
22 Dec: Winter solstice
21 March: Spring equinox
No shadow cities
Places b/w Tropic of Cancer and Capricorn
At least one day when Sun is directly overhead
Whole India south of Tropic of Cancer
Remember: Gandhinagar, Bhopal, Raipur, Ranchi, Sanchi, Kolkata
Perihelion and Aphelion
Perihelion = Earth closest to Sun: Jan 3
Aphelion = Earth farthest to Sun: July 4
Extent of India
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Boundaries of India
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