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Reflect and Discuss
The bright young stars of the open cluster NGC 6520, stand out in contrast to the background of older stars of the bulge of our galaxy. Credit: T.A. Rector (University of Alaska Anchorage). Data from Gemini South Observatory (NOIRLab/NSF/AURA).
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Questions
You are wearing a pair of sunglasses and notice that the lenses of your glasses make the color of the sun look yellow. What is the most likely explanation for this color change?
An object is imaged using the z, g, and u filters. What colors would you assign to each of these filters to chromatically order them? In your answer, provide the filter letter and its corresponding color.
What can different wavelengths of light reveal about astronomical objects?
