Tuesday, 23 May 2023

Convex lens to explain ripples

Explaining to students why the ripples in a ripple tank look the way they do by using a convex lens to show the thicker parts of the wave are lighter because it is concentrating the light and the thinner parts are less white because they are more spread out.


 

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Complex Cubic Root

Having some fun with math—solving a cubic equation with one real root and a pair of complex conjugate roots. Exploring the fascinating inter...