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A Moment of Science

Posts tagged densities

January 27, 2012

 

man underwater

The Blurry World Underwater

Why can't we landlubbers focus underwater without goggles?

September 27, 2003

 

The Spin Test

Let’s say you hard-boiled some eggs last night to make egg salad. But today, when you open the fridge, you discover that a helpful family member has put them right back in the carton along with the raw ones. Without cracking the eggs open, how can you figure out which is which?

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