Facts about The Earth and Continents

Facts about The Earth and Continents

Ratio b/w Ocean and Earth by Area
Ocean = 70.8 % (61.132 Million Sq km) Earth = 29.2 % (148.9 Million sq km)

%age by area of continents w.r.t earth
1- Asia 30% (44,579,000 sq. km)
2- Africa 20.3% (30,065,000 sq km)
3- North America 16.3% (24,256,000 sq km)
4- South America 8.9% (17,819,000 sq km)
5- Antarctica 8.2% (13,209,000 sq km)
6- Europe 6.7% (9,938,000 sq km)
7-Australia 5.2% (7,687,000 sq km)

Some Geographic Facts:
1- Largest sea = South China Sea Smallest sea= Baltic sea
2- Waters having highest salinity = Lake Van
3- Waters havinmg lowest salinity = Mediterranean Sea

Canals connecting the seas or oceans:
1) Strait of Gibralter = Connets Mediterranean sea with Atlantic ocean
2) Panama Canal = Connects Pacific Ocean with Caribbean Sea
3) Suez Canal = Connects Red Sea with Mediterranean Sea

Largest Strait of World = Strait of Malaca.
Lowest Part of Earth = Dead Sea
"Speleology" is the study of Caves.
Lunar Month = 27.50 Days
Minimum Distance b/w sun n Earth occurs on 3 Jan.
"Equinox" when length of days and nights are equal. (21 March & 22/23 september)