Total internal reflection can occur when lights passes from:?

or:Total internal reflection can occur when lights passes from:?or:Your English composition is bonkers. If the light is internally reflected, there i

or:Total internal reflection can occur when lights passes from:?

or:Your English composition is bonkers. If the light is internally reflected, there is no \"from\". If there is a \"from\" it is not reflected.\"Total internal reflection is a phenomenon which occurs when a propagating wave strikes a medium boundary at an angle larger than a particular critical angle with respect to the normal to the surface.\"en.wikipedia.org/wiki/Total_internal_reflectionWikipedia's composition sux too. What they mean there is a small angle WRT the surface. I think it's religious: most of the world seems to be possessed by a spirit of muddled words.

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