Thursday, 18 June 2015

Phones

We have been experiementing with phones! We know that the sound travelled down the string and that sound is a vibration! We tried making a really long phone and it still worked. We had to make sure that the string was tight.

2 comments:

  1. Hi Room 15
    That looks really fun.
    Keep up the good work!!!

    From Paris 🐦

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