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Earth, Moon, Sun System

Earth (Physical Characteristic). Approximately 149,597,890 km (92,955,820 miles) or 1 AU from the SunDiameter at the equator is 12,756 km (7,926 miles), and its circumference is 40,075 km (24,901 miles) Mass is 5.9737 x 1024 kg (6.58 x 1021 tons) Gravity is 9.8 m/s2 Density is 5.515 g/cm3The av

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Earth, Moon, Sun System

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    1. Earth, Moon, & Sun System

    2. Earth (Physical Characteristic) Approximately 149,597,890 km (92,955,820 miles) or 1 AU from the Sun Diameter at the equator is 12,756 km (7,926 miles), and its circumference is 40,075 km (24,901 miles) Mass is 5.9737 x 1024 kg (6.58 x 1021 tons) Gravity is 9.8 m/s2 Density is 5.515 g/cm3 The average temperature is 14oC (57oF) and ranges from -89oC 58oC (-128oF ? 136oF) Atmosphere consists of 78% Nitrogen (N2), 21% Oxygen (O2) and 1% of other gases such as Carbon Dioxide (CO2) Orbits the Sun in 365.24 Earth days Rotates in 24 hours Tilted 23 on its axis ? reason for the seasons Has three layers - crust, mantle, and core

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