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Земля PowerPoint PPT Presentation


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Земля. Земля – колыбель человечества. Наша планета – Земля – движется вокруг Солнца по близкой к круговой орбите (эксцентриситет 0,017), радиус которой – 149,6 млн. км – принят за 1 астрономическую единицу. Период обращения по орбите составляет 365,256 земных суток или 1 год.

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Земля

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4548245


4548245

  • ( 0,017), 149,6. 1 . 365,256 1.


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  • 23h56m4,099s. 2327' .


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  • =5,9741024, 5,515/3. R =6378. , . 0,0034 ( R =6356). .


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  • , . 800


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. : , , , , 1%. 1=101325=760 . .


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4.

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, 361. 2 70,8% , . 97% ( 1021). , . 3900, 11000 ( ).


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