The difference in refraction by air and by water explains why the pencil does not appear to be straight.
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The difference in refraction by air and by water explains why the pencil does not appear to be straight.

Filename: 422552.tif
Photographer: Bill Beatty
Source: Visuals Unlimited, Inc.
Date: 2 Jun 2011
Location:
Credit: Bill Beatty/Visuals Unlimited, Inc.
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Model Release: No
Property Release: No
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