Earth : Some Important Factors

पृथ्वी के बारे में महत्वपूर्ण कारक और तथ्य (Prthvee Ke Baare Mein Mehatvapurn Kaarak Aur Tathy)



4,550 Million Years


5.967 x 10 to the power 24 kg


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


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)

Read Also:  Interesting Fast Facts about Earth and Space Part-II
Earth : Some Important Factors
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