Teachers gathered in the courtyard to see the effect of the
sun on ultraviolet sensitive beads and to discuss how these could be used in
|As the beads absorb ultraviolet rays, the colors intensify.
||Teachers moved in and out of the sun to see the effects
on the beads.
They discussed various ways that these beads might be used
to demonstrate the effect of ultraviolet rays emitted from
the sun and to demonstrate the different amounts of protection
from harmful ultraviolet rays.
||Instructor Richard Sedlock tests the effectiveness of
his sunglasses against UV rays.
Project is an activity developed by Rod Benson.
UV Beads are available from:
Educational Innovations, Inc. 362 Main Avenue, Norwalk, CT 06851
$6.95 for a pack of ~ 240 beads
Arbor Scientific PO Box 2750, Ann Arbor, MI 48106-2750
$5.95 for a pack of ~200
Return to the Learning about the Ozone discussion.