Feb 042013
 

What happens if you inhale Sulfur Hexafluoride (SF6)? As this Chemistry teacher explains, the heavy molecules of gas slow the vibrations of the vocal cord, decreasing pitch quite dramatically. A good illustration of Grahams Law which states that effusion of a gas is inversely proportional to the square root of the mass of its particles.

ARVE Error: id and provider shortcodes attributes are mandatory for old shortcodes. It is recommended to switch to new shortcodes that need only url

 

Sorry, the comment form is closed at this time.