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Video resources - Reflection, refraction and colour
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- Video resources - Reflection, refraction and colour
Refraction of light | Physics - Bitesize Science
Science presenter Jon Chase explains the refraction of light and demonstrates how refraction can make the handle of a Pyrex jug seemingly disappear.
Newton's Light Spectrum Experiment | Earth Science
Contrary to prevailing scientific opinion, Newton felt colours were already present in White light and it was not impurities found in the Prism that gave the Rainbow effect. What set Newton apart from other scientists was that he famously devised and performed an experiment to test his hypothesis.
How do rainbows form?
Rainbows are formed when sunlight is scattered from raindrops into the eyes of an observer. Most raindrops are spherical rather than the often depicted 'teardrop' shape and it is this spherical shape that provides the conditions for a rainbow to be seen.
The Hidden World of Ultraviolet Light | Colour: The Spectrum of Science | BBC Earth Science
Whilst some species, like us humans have evolved to filter out ultraviolet light, there are species that can see it, such as the common starling. Some of the female bird's feathers reflect ultraviolet light, which some theorise make them more attractive to male mates.
