Wednesday, June 3, 2020

haleidoscopic color

The color  that appear that  before   a bubble  bursts are produced when light waves are reflected form both the outside and  inside  surfaces and the waves get out of step. The  color  depend  on the thickness of the soap film the thinest areas look  black and the  thickest appear red. from called book ripleys believe it or not 




















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lemur celebrates long life

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