6Foot2 Posted April 9, 2010 Posted April 9, 2010 (edited) The only way this will work is if the refractive indices of the glass [to made to appear to disappear] and the oil have similar values. Link 1: Refractive Index List of Substances - Table of Refraction Indices [search for text: Glass, Pyrex] Link 2: Index of Refraction of Vegetable Oil [search for the following texts: Corn Oil, Vegetable] It might surprise a few students when demonstrated to them live. Edit: Sugar solution may also work: Search the first link for: Sugar Solution 80% Edited April 9, 2010 by 6Foot2 Add detail to the post.
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