What is sound? © Siemens Stiftung 2016 CC BY-SA 4.0 international

What is sound?

Text

Information sheet:
The principle of sound generation and propagation as a wave in the air or in water is explained concisely.

English, Spanish, German
Text
PDF (70.3 kByte) DOC (415.0 kByte)
2017-04-20
The nature of sound is described based on the bursting of a balloon and an oscillating loudspeaker diaphragm. The comparison with a water wave clarifies the differences in the type of oscillation.

Information and ideas:
The sound generation experiments with oscillating bodies should be conducted beforehand so that the students can better understand the phenomena.

Relevant for teaching:
Acoustic phenomena
Sound/acoustics: properties
Oscillations and waves
Information sheet
Physics
Grade 5 to 6; Grade 7 to 9; Grade 10 to 13
Middle/high school; Vocational training
Pressure (physics); Sound; Wave (physics)
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© Siemens Stiftung 2016
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