Saturday, July 25, 2009

Ten things you don’t know about the Earth

Here are ten facts about the Earth — They’re all real. But how many of them do you know? Be honest.

1) The Earth is smoother than a billiard ball.

Maybe you’ve heard this statement: if the Earth were shrunk down to the size of a billiard ball, it would actually be smoother than one. When I was in third grade, my teacher said basketball, but it’s the same concept. But is it true? Let’s see. Strap in, there’s a wee bit of math (like, a really wee bit).

Click here to read the other nine facts from Discover.


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