Write up to five sentences describing how a spectroscope works. Make certain to mention things like the light inlet slit, diffraction grating, light, spectrum, etc. B The spectroscope is a device that helps view the spectral lines from a 67 Word(s) source of light. The spectroscope is composed of a diffraction grating which bends the light that goes through the spectroscope and separates the light in wavelengths with different color. It also has a light inlet slit which allows the light to enter to the be able to create the spectrum of the light source.