Iridescence

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 Soap bubbles, water droplets in a rainbow, oyster shells, opal mineral, peacock feathers, CD disks - why do the look colorful?

Let's learn about iridescence and about a material called nacre or mother-of-pearl!

Download the lesson materials
https://drive.google.com/drive/folders/1Ju32qIJR2-A6U-jHzyycKHQgUG4e5z_K?usp=share_link



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