Gravity and the awkward positioning of some pencils cause the pencil to move with the slightest vibration or air current such as when the speaker's breath reaches the pencil.
13 posted on 05/27/2015 7:24:55 PM PDT by GregoTX
(Remember the Alamo)
Gravity and the awkward positioning of some pencils cause the pencil to move with the slightest vibration or air current such as when the speaker's breath reaches the pencil.