When white light enters a prism it breaks up into colors based on different wavelengths
What is spectrum
200
A galaxy shaped like a round or flattened ball, generally containing only old stars
What is Elliptical Galaxy
300
Shift of wavelengths to longer lengths caused by objects moving away from a reference point. Similar to the Doppler Effect and sound waves as a car moves further away from you
What is Redshift
400
Spiral Galaxy with spiral arms connected to a spoke or bar that extends out from the galactic center
What is Barred spiral galaxy
500
A graph that shows the relationship between absolute magnitude and temperature for individual stars