String telephone
Image
Graphic:
Communicate over a distance with the help of a string telephone – this can be done easily with students.
Type of media:
Image (6.5 kByte)
Last update:
2018-04-22
License:
This medium is made available under a CC BY-SA 4.0 international license.
What does this mean?
How to reference this medium
This medium is made available under a CC BY-SA 4.0 international license.
What does this mean?
How to reference this medium
Description:
Solid materials (in this case the string) conduct the sound.
But with a string telephone it is also possible to demonstrate sound amplification and sound transmission.
Information and ideas:
Extension of experiment possible:
Comparison of string telephones made of different materials:
- string, wire
- plastic cups, tins, yoghurt cartons
Relevant for teaching:
Acoustic phenomena
Sound/acoustics: parameters
Communication and understanding
Vibrations and waves
But with a string telephone it is also possible to demonstrate sound amplification and sound transmission.
Information and ideas:
Extension of experiment possible:
Comparison of string telephones made of different materials:
- string, wire
- plastic cups, tins, yoghurt cartons
Relevant for teaching:
Acoustic phenomena
Sound/acoustics: parameters
Communication and understanding
Vibrations and waves
Related media:
There are no other media directly related to this file.
Learning resource type:
Example
Subjects:
Personal, social and health education (PSHE); Physics; Technology
Grade levels:
Grade 1 to 4; Grade 5 to 6; Grade 7 to 9; Grade 10 to 13
School types:
Elementary school; Middle/high school; Vocational training
Keywords:
Communication; Sound; Communication (technical); Sound (basic phenomenon); Sound propagation
Bibliography:
Siemens Stiftung Media Portal
Author:
MediaHouse GmbH
Rights holder:
© Siemens Stiftung 2018