Well when u speak into the cup, you vibrate it with sound waves from Ur mouth. It gets carried through the string to the other can and duplicates your original vibrations. Hope that helps, is this for mod tech class?
Asked in DIY Projects
How can you make a phone out of tin can and a string?
Punch holes in the bottom of two tin cans, string some string through it, tie knots at both ends, and there you have a fake telephone that doesn't work in any sense. =) ...
Asked in Mobile Phones, Inventions, Arts and Crafts
How do you put a keychain on your phone?
It depends on what type of phone you have. Some cell phones have little plastic holes, for lack of better words, that you can fit a cell phone charm's string through. Then you would take the string and put the charm through it so it would stay attached to the phone. ...
Asked in Museums
What is the phone number of the National Four-String Banjo Hall Of Fame Museum in Guthrie Oklahoma?
The phone number of the National Four-String Banjo Hall Of Fame Museum is: 405-260-1323. ...
How does the type of string used in a can and string phone affect the phone's ability to transmit sound?
The string has to be taut or the vibrations from shouting into one can will not reach the other can. In general it is more efficient to just shout directly at the person and leave out the cans and string. ...
Asked in Physics
How can 2 people talk to each other with 2 metal cans and a taut string?
When 2 cans are on a string when people talk the string vibrates. Like on a regular phone, but on a regular phone its like invisible sort of. (You can try it for Earth Day for a fun project to do it is saving energy and recycling) ...
Asked in Telephones, Telecommunications, Technology
How does a tin can telephone work?
Required: Two tin cans, a length of string. A small hole is made in the bottom of each can large enough for the string diameter. The string is pushed through the hole in bottom of each can and a large knot tied to prevent it from pulling back through the hole. when the string is kept taught between the cans, it is possible to transmit and receive sounds from one can to the other via the taught string. The string acts...
How do sound waves travel through string?
This is a complex question - or rather the answer could be. In a violin for example, the strings rotate as well as vibrate. In a simple 'string and tin can phone" the waves are transverse waves carried by the taut string. Basically, your string can vibrate back and forth, normal to the string; or it may rotate round the axis along the string; or a mass may swing suspended by the string as in a pendulum. ...