Place a pencil in the water.
Look through the side of the glass at the pencil - what do you see?
The pencil looked bent because light travels slower through water than it does through air. This causes the light rays to bend - refraction.
Thursday, November 11, 2010
Subscribe to:
Post Comments (Atom)
Posts
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.