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