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Here is what we know of Earth: Mass: 5.972 sextillion metric tons Diameter: 7,917.5 miles Density: 5.51 grams per cubic centimeter Rotation: 24 hours Revolution: 365 days Core: 760 miles wi...
Here is what we know of Earth: Mass: 5.972 sextillion metric tons Diameter: 7,917.5 miles Density: 5.51 grams per cubic centimeter Rotation: 24 hours Revolution: 365 days Core: 760 miles wi...