Just a sudden, random idea. To produce a nice, arty,
sound-visualisation effect how about cutting the cup shorter, pouring in
a thin layer of water, then using mirrors to reflect a projector beam off
the surface before focusing the dancing image onto a screen?
Promoting public engagement with science
through a contagious delight in phenomena
*
[log in to unmask]
* http://www.interactives.co.uk
*
Give people facts and you feed their minds for an hour.
Awaken curiosity and they feed their own minds for a lifetime.
*
Ian Russell (Twitter: ianrusselluk)