YES!!! When the string is taut.
Boy Scout string phone.
Two tin cans. Take the lid of one end , and punch a small hole in the opposite end.
Take your length of string , say 5m ( 15 ftt). String each end of the two tin cans and place a knot in the string so it will not fall/pull out.
Each of two people to take one stringed can . Move as far apart as the string will allow to be taut.
One person to place the can to his ear, and the other person to speak into the other tin can . 'Can you hear me!!!! '
only if the string is tight
I would say that plastic cups are better for string telephones because you cant get string through a metal cup.
Any kind i think!
NO!
erm . . . don't think so . . . lol . . . i think thinner is better though so the sound waves can travel threw x lol x
yes it does work but it wont with threading string.
Which direction must the string run for the sundial to work properly? Which direction must the string run for the sundial to work properly?
One thing secretaries do at work at answer telephones. They also type of letters and send out emails for the boss.
why would a circuit not work when a wire is replaced with a cotton string
Telephones'
Magnets are used in telephones' speakers to make vibrations of air (sounds)
Telephones were invented in 1876. No major milestone in telephones happened in 2000.
Yes land line telephones do work if even if there is a power cut. if it is a cordless phone. They need electrical power to transmit from the base to the handset.