A Moment of Science

Posts tagged pitches

September 15, 2011

 

A boy swims under water.

How Sound Travels Under Water

Ever tried conversing under water? Why is it that some words come out fuzzy while other come out perfectly coherent?

April 16, 2007

 

secret

Don’t Talk Behind My Back

Did you know whispering behind someone's back rather then in front of them is better for secret telling?

July 14, 2005

 

Otoacoustic Emissions

Have you heard the term otoacoustic emissions? They are the noises that your ears generate and emit. Learn more on this Moment of Science.

December 16, 2003

 

Chirp It Up

Learn how human behavior is subtly altering the behavior of other species. "Chirp it Up" on this Moment of Science.

September 27, 2003

 

Becoming Part of the Music

Unlike waves on a lake, sound waves don’t travel up and down. Instead they’re more like layers of high and low pressure traveling outward in all directions. Each wave consists of a layer of high pressure followed by a layer of low pressure.

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