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Sounds everywhere
Journal Entry - Take out your science journal and answer the following question(s) (use drawings as appropriate):

How is sound produced from musical instruments?

Have you ever listened to an orchestra or band before?

Did you notice that instrument produces a different sound?

Below are three pictures of different musical instruments.

Click on each picture to see how it produces sound.

     

Analysis: (answer these questions in your science journal)

  1. What is a vibration?
  2. What direction do vibrations travel?
  3. Do sound waves travel in straight lines?
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Get the plug-ins: Get Adobe Acrobat Reader , and Get Quicktime Player (The QuickTime plug-in is needed to play sounds and movies correctly.)

Want to share a photograph of you or your friends doing this activity? Send the photograph attached to an e-mail with the following information: the title of the activity, the URL (Internet address), and your name. Remember that no picture can be used showing student faces or with a student name on it.

Send comments to Glen Westbroek.

Updated July 21, 2005 by: Glen Westbroek

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