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Mean Radius of the Earth

Mean Radius of the Earth (6,370 km)

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Neat Ratios ...

Mean Radius of the Earth (6,370 km)

  • is 1/25 of Circumference of Uranus (159,300 km)...more
  • is 1/2 of Diameter of the Earth (12,760 km)...more
  • is 5000 x Height of the vertical drop of cliff on Mount Thor, Canada (1.25 km)...more

If this was a standard unit ...

Is That A Big Number? - The Book

Yes, there's now a book based on these numbers. Oxford University Press: July 2018.

Click here to learn more about it.

Click here for Podcast: Andrew Elliott interviewed for New Books Network.

http://itabn.tumblr.com/post/138631317782/this-website