Wednesday, July 28, 2010

Friday, July 9, 2010

Pra quem gosta de surfe

E pra quem não gosta também.. :)

Um pouco de ciência - Ruben's Tube



Segundo a Wikipedia, The Rubens' tube, also known as the Standing wave flame tube, or simply flame tube, is a physics experiment demonstrating a standing wave. It shows the relationship between sound waves and air pressure.