reekoscience.com
Good, good, good vibrations - sound and vibrations experiment - Reeko's Mad Scientist Lab
Sound is actually nothing more than moving air and the way we perceive that moving air with our ears. Now you may be saying "Wait a minute Reeko... sound is made by moving air?". Sure. Think about it. Your dad moves a lot of air - right? And he makes a nasty sound when he moves it - yes? Let Reeko explain...