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=Waves and Sound=

media type="youtube" key="s9GBf8y0lY0" height="390" width="480" 


 * If you have any questions about anything you see in the video (e.g. you don't understand a concept, a comment I make, etc.) please go to the discussion section above, and use the following format:

Question at 3:07: Use of term sound intensity (subject line)

then write your question in the body.