Answer:
2. the different types of stars are the main sequence, supergiant,and amaller stars
2. the different types of stars are the main sequence, supergiant,and amaller stars3.first,second,and third are words that signal the enumeration or listing
Explanation:
They can be categorized according to their mass, and temperature. Stars are also classified by their spectra (the elements that they absorb). Along with their brightness (apparent magnitude), the spectral class of a star can tell astronomers a lot about it.
