Difference between revisions of "Helium inhalation"
Jump to navigation
Jump to search
(Created page with "__NOTOC__ Back to 3D - Wave motion<br> PIRA index: 3B30.50 ==Description== The inhalation of helium causes the demonstrator's voice to become high pitch...") |
|||
| Line 1: | Line 1: | ||
__NOTOC__ | __NOTOC__ | ||
| − | Back to [[3B_-_Wave_motion| | + | Back to [[3B_-_Wave_motion|3B - Wave motion]]<br> |
PIRA index: 3B30.50 | PIRA index: 3B30.50 | ||
Latest revision as of 17:23, 29 July 2015
Back to 3B - Wave motion
PIRA index: 3B30.50
Description
The inhalation of helium causes the demonstrator's voice to become high pitched due to the molecular mass of helium compared to air.
Equipment
- helium gas (balloon)
- willing participant
Instructions
Have the participant inhale the balloon full of helium. Their voice will become higher pitched due to helium having a lower molecular mass than air.
Keywords
helium, high-pitch, voice
Images & Movies
Figure1
