Tuning forks make quiet notes. Surprise yourself by how the sound volume magnifies when you try this activity. Investigate forced vibrations in this activity. Learn how musical instruments use this concept to their advantage.
How can you magnify sound without electronics?
How do sounding boards in stringed instruments work?
Do all materials work equally well as sounding boards?
Topics & Concepts Addressed:
A vibrating object can force other objects to vibrate.
Forcing objects to vibrate tends to amplify sound.
Many musical instruments use forced vibrations by incorporate sounding boards.
Learn to use scientific equipment:
Answer Keys and Teacher Notes address most questions and issues that might arise in this study—you shouldn’t have to do any outside research unless you want to.
Connect with me: If you have questions or problems, please let me know and I’ll get back to you as soon as I can.
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