colors

The Liquid Rainbow

Leave a Comment / South America, Rivers, colors /

The Liquid Rainbow The Andes dominate the western portion of South America, forming a continent-long spine of gnarly mountains. In Colombia, near the northern reaches of the Andes, another range sits just 25 miles to the east. The Serranía de la Macarena run for 75 miles north-to-south and stretch just 20 miles in width. The tallest …

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Roy G. Biv

Leave a Comment / Science, colors /

Roy G. Biv   Many students learn the mnemonic Roy G. Biv to recall the visible colors: Red, Orange, Yellow, Green, Blue, Indigo, Violet. It’s a handy way to quickly remember the order of a rainbow spectrum. Have you ever asked yourself, “what exactly is indigo?” Is it near blue? Near violet? A mixture of the two? If …

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