- Volume of the Earth
The
volume of theEarth is about 1,080,000,000,000,000,000,000 m3, or = 1.08×1021 m3, inscientific notation . See1 E+21 m³ for other things of about this volume.Calculation
Earth is an
oblate spheroid, resembling asphere flattened at the poles. While it is possible to take the take the non-spherical aspects into account, it is not usually done, as the gain in accuracy is not usually relevant.The
volume of a sphere is:
The average radius of the earth is 6.37×106 m, plugging that into the equation above the number listed above.
References
* [http://www.physlink.com/Education/AskExperts/ae419.cfm Question asked a "Ask the Expert" at PhysLink.com]
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