Ever wonder what is “sound”? Scientists participated in the Alan Alda Center for Communicating Science Flame Challenge to answer this question. 11 year old students judge it.
![](https://shiradgordon.com/wp-content/uploads/2014/07/Sound2016.jpg)
Ever wonder what is “sound”? Scientists participated in the Alan Alda Center for Communicating Science Flame Challenge to answer this question. 11 year old students judge it.