Spectral giyong program

Learn the three primary colors of light using a spectrograph for the program. You must have made the spectrometer. Gwakbungwanggi how to create simple maps of the sites below http://sciencelove.com/zbxe/44806 spectroscopy in different colors as you observe closer. Smartphone, you can observe the spectrum. For example, yellow, red and green in the spectrum, which appear yellow because of the combined light is light that is red and green (to appear on the screen in yellow, red and green on hwasoman a planet), or quickly rolled up the red and green make yellow, or yellow eyes look real view seems I have a lot of difference. Compared to the slightly darker color, but jyeoteul spectroscopy, as well as you can see that the spectrum appears. In other words, as well as slightly darker yellow, you can see that jyeoteul. Was it easy to create in order to observe.