https://www.pitara.com/tags/acoustics/Recent content in Acoustics on Pitara Kids NetworkHugoen-usSat, 13 Jun 2026 21:46:31 +0530https://www.pitara.com/science-for-kids/5ws-and-h/why-do-we-cup-our-hands-when-we-shout/Wed, 21 Aug 2002 23:23:05 +0000https://www.pitara.com/science-for-kids/5ws-and-h/why-do-we-cup-our-hands-when-we-shout/<p>&ldquo;Go on Sanjay, go on,&rdquo; we shouted. It was the annual sports meet in our school and the 100 metres sprint was on. The White House runner Deepak was giving our Blue House sprinter, Sanjay, tough competition.</p> <p>As the sprinters neared the finishing line, and the shouts turned into screams, I noticed something remarkable. Everyone had cupped their hands around their mouths while shouting.</p> <p>The gesture caught my attention. I had seen that kind of a hand movement in plays and folk dances. What is the reason behind this theatrical gesture?</p>