4 Written questions
4 Multiple choice questions
spectrum of bright lines on a dark background/given off by elements heated to a gas/how the color is put in fireworks
hot gases pass through cooler gases and absorb wavelengths of the spectrum. It shows up as dark lines on a colored background.
- how bright a star really is.
an object that separates visible light into its different wavelengths
3 True/False questions
the distance light travels in one year.
apparent magnitude → how bright a star really is.
visible light separated into its different wavelengths/the rainbow