In 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.
| Title | Crash Course Astronomy - Season 1 Episode 24 Light |
|---|---|
| Year | 2015 |
| Genre | Documentary |
| Country | |
| Studio | YouTube |
| Cast | Phil Plait |
| Crew | Phil Plait (Writer) |
| Alternative Titles | |
| Keyword | astronomy |
| First Air Date | Jan 15, 2015 |
| Last Air date | Dec 24, 2015 |
| Season | 1 Season |
| Episode | 46 Episode |
| Runtime | 12:14 minutes |
| Quality | HD |
| IMDb: | 8.00/ 10 by 1.00 users |
| Popularity | 3.549 |
| Language | English |
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