H-R
what color is the hottest star.
blue
what is in the sentere
the Core
what are the coolest stars?
red
what are the 2 parts of the sun after the core?
Radiative Zone and Convection Zone
where are most of the stars at?
main sequence
what is the 4th place from the core
Photosphere
who made the H-R diagame.
astronomer Ejnar Hertzsprung
what is the 5th place from the core?
C h r o m o s p h e r e
where are the bigger stars on it?
at the top left of the strip. Less massive stars are cooler, and are found at the bottom right.
what are the 6th and 7th place from core
the Transition Region and the Corona