One-Minute Physics: How to weigh money with your mind

Sandrine Ceurstemont, editor, New Scientist TV

Imagine you're stuck on a desert island with no measurement tools or computers and need to find out how much a million dollars weighs. How can you quickly get a reliable ballpark figure?

In our latest One-Minute Physics video, animator Henry Reich shows how to use known quantities to make quick calculations and obtain an accurate estimation.

If you enjoyed this video, check out our previous episodes, for example why GPS is just a big clock in space or why light slows down in glass.

Source: http://feeds.newscientist.com/c/749/f/10897/s/1a465cf9/l/0L0Snewscientist0N0Cblogs0Cnstv0C20A110C110Cone0Eminute0Ephysics0Ehow0Eto0Eweigh0Emoney0Ewith0Eyour0Emind0Bhtml0DDCMP0FOTC0Erss0Gnsref0Fonline0Enews/story01.htm

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