Africa Antarctica Arctic Asia ... South America
THE EARTH
Estimated Weight (mass)
(5,940,000,000,000,000,000,000 metric tons)
Estimated Age 4.6 billion years
Current Population
Surface Area (510,066,000 sq km)
Land Area (148,647,000 sq km)
Ocean Area (335,258,000 sq km)
Total Water Area (361,419,000 sq km) Type of Water (97% salt), (3% fresh) Circumference at the equator (40,066 km) Circumference at the poles (39, 992 km) Diameter at the equator (12,753 km) Diameter at the poles (12,710 km) Radius at the equator (6,376 km) Radius at the poles (6,355 km) Orbit Speeds The earth orbits the Sun at (66,700 mph), (107,320 km per hour) Sun Orbit The earth orbits the Sun every 365 days, 5 hours, 48 minutes and 46 seconds To convert km (kilometers) to miles, multiply kilometers by: 0.621371 To convert sq km (kilometers) to sq miles, multiply kilometers by: 0.386102 OCEANS OF THE WORLD (by size) Pacific (155,557,000 sq km) Atlantic (76,762,000 sq km) Indian (68,556,000 sq km) Southern (20,327,000 sq km) Arctic (14,056,000 sq km) Note the Southern Ocean was approved in 2000 by the International Hydrographic Organization. It is now the fourth largest ocean. | |
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