Tier 3

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Archive for Science

A Little Bit of Perspective: Putting Earth in its Place

File courtesy of http://i21.tinypic.com/wjyvqw.gif; thanks to AG for spotting it

The Easy Way to Think About Hearing: The Ear

eardiagram.jpg

What happens at #7?

How are the nerve impulses “received and heard as sound” by the brain?

Also, why?

Image courtesy of Audiology Associates.