Marcapada

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Marcapada

Klik gambar pikeun dadaranana
Ciri fisik
Equatorial radius	6,378.14 km
Polar radius	6,356.78 km
Mean radius	6,371.3 km
Equatorial circumference	40,075 km
Volume	1.0832×1012 km³
Mass	5.9737×1024 kg
Density	5.515 g/cm³
Surface area	510,065,700 km²
Equatorial surface gravity	9.766 m/s², or 1 gee
Escape velocity	11,180 m/s
Sidereal rotation period	23.934 hours
Equatorial inclination to orbit	23.45°
Surface temperature	min mean max 185 K 287 K 331 K
Surface Pressure	1 bar
Orbital characteristics
Average distance from the Sun	149,597,890 km (1.000 A.U.)
Perihelion (closest)	147,100,000 km
Aphelion (farthest)	152,100,000 km
Sidereal orbit period	365.25636 days (1.0000174 Julian years)
Mean Orbit Velocity	29,785.9 m/s
Orbital eccentricity	0.01671022
Orbital inclination to Ecliptic	0.00005°
Orbital circumference	924,375,700 km
Satellites	1 (the Moon), but see also 3753 Cruithne
Satellite of	Sun
Atmospheric constituents
nitrogen	77%
oxygen	21%
argon	1%
carbon dioxide uap cai	trace

Marcapada, ogé disebut Bumi, (Ing. earth, atawa Terra), ngarupakeun planét tempat manusa hirup, planét katilu luareun Panonpoé. Marcapada ngarupakeun hiji-hijina planét terestrial di Tatasurya, sarta hiji-hijina planét nu mibanda kahirupan, sahanteuna kitu nu dipikanyaho élmu modérn. Planét ieu mibanda hiji satelit alam, bulan, nu kabentuk kira 4,5 milyar taun ka tukang.

[édit] Tempo ogé

• Sistim hukum: Hukum internasional
• Ékonomi: ékonomi dunya
• Sajarah: Sajarah dunya
• Lini
• médan magnét Bumi
• Daftar nagara
• Géologi
• kala géologi

[édit] Rujukan

• Earth, Wikipédia édisi basa Inggris
• Discovering the Essential Universe (Second Edition) by Comins (2001)

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