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Home > Iowa Academy of Science > Journals & Newsletters > Iowa Science Teachers Journal > Volume 18 > Number 3 (1981)

 

Article Title

Why Do Knuckles Crack?

Authors

Document Type

Article

Abstract

The sound of cracked knuckles isn't due to bones knocking together. The joints are lubricated by a fluid that contains tiny gas bubbles.

Publication Date

Winter (December) 1981

Journal Title

Iowa Science Teachers Journal

Volume

18

Issue

3

First Page

36

Last Page

36

Copyright

© Copyright 1981 by the Iowa Academy of Science

Language

en

File Format

application/pdf

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