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Siemens Stiftung

Sound production with a cup guitar

Graphic:
Produce sounds with a "cup guitar".

Experimentation instructions
1. Pull an elastic band over a plastic cup.
2. Pluck at the elastic band.
What can you hear and feel?
3.Then hold the closed end of the cup to your ear. What has changed?

Information and ideas:
Impressive experiments of sound production can be carried out in the classroom by easy means. Distinction can be made between production of sound by means of blowing, plucking and hitting.

Relevant for teaching:
Acoustic phenomena
Sound/acoustics: parameters
Vibrations and waves


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