Crash Course Astronomy Light

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Published on Jul 9, 2015In order to understand how we study the universe, we need to talk a little bit about light. Light is a form of energy. Its wavelength tells us its energy and color. Spectroscopy allows us to analyze those colors and determine an object’s temperature, density, spin, motion, and chemical composition.

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  • Uploaded by: mleduc
  • Upload Date: 09-23-2016 08:43:41
  • Duration: 10:00
  • Views: 114
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  • Categories: Education Science

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