Date: February 23, 2024
This second test will cover the stellar spectral
sequence. There will also be questions about
the H-R diagram. . There will be 16 multiple-
choice questions.
Diagrams
Essays
Test 2
Know:
Spectral Types
Luminosity Classes
Color Index
H-R diagram
Essay 1:
How do
astronomers classify stars
by their spectral type? How
does temperature affect the
color that we perceive for a
star.
Essay 2: Describe the things
that can be discovered after
plotting an H-R diagram. ..