Earth : Some Important Factors
|
EARTH : SOME IMPORTANT FACTORS |
|
|
Age |
4,550 Million Years |
|
Mass |
5.967 x 10 to the power 24 kg |
|
Volume |
1.083 x 10 to the power liters |
|
Mean Density |
5.518 kg/lt |
|
Total Surface Area |
510 million sq. km |
|
Land Area |
29.2% of the total surface area |
|
Water Area |
70.8% of the total surface area |
|
Equatorial Diameter |
12,755 km |
|
Polar Diameter |
12, 712 km |
|
Escape Velocity |
11.2 km/sec |
|
Highest Land Point |
Mount Everest (8,852 m) |
|
Lowest Land Point |
Dead Sea (396m) |
|
Greatest Ocean Depth |
Mariana Trench (11,033) |
|
Equatorial Circumference |
40,024 km |
|
Polar Circumference |
40,024 km |
|
Mean Surface Temperature |
14°C |
|
Maximum distance from Sun (Aphelion) |
About 150 million km |
|
Minimum distance from sun (Perihelion) |
About 147 million km |
|
Rotation Speed |
23 hrs, 56 min, 40.91 sec |
|
Revolution Speed |
365 days, 5 hrs, 45.51 sec |
|
Dates when days & nights are equal |
Mar, 21 (Vernal Equinox): Sept. 23 Autumnal Equinox) |
|
Dates of longest days and shortest nights |
June 21 (Summer Solstice): Dec, 22 (Winter Solstice) |
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