Light travels in straight lines outwards from its source.
Children naturally and instinctively develop their own ideas about how things work. These self-developed concepts make sense to the individual...
Reflection is when light bounces off an object. If the surface is smooth and shiny, like glass, water or polished...
Refraction is the bending of light (it also happens with sound, water and other waves) as it passes from one...
This article introduces common student alternative conceptions about light based on education research.
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