4.3 characteristics of stars
DESCRIPTION
The Characteristics of stars. 8th grade Earth Science ClassTRANSCRIPT
Color = Temperature
https://www.youtube.com/watch?v=HEheh1BH34Q
What stars are made of!
Depends on size AND temperature
Brightness from
EarthBrightness from
Standard Distance
(If all the stars were lined up side by side)
(magnitude)
Ejnar Hertzsprung & Henry Norris Russell
To classify stars and understand how stars change over time.