If a scientist was trying to classify a star, and he had information on a star’s size and brightness, which
other factor would be helpful?
A.color
B.shape
C.distance from the sun
D.mass

Please Help

Question

If a scientist was trying to classify a star, and he had information on a star’s size and brightness, which
other factor would be helpful?
A.color
B.shape
C.distance from the sun
D.mass

Please Help

dranz10 · Answer

I'm pretty sure its color. Because that way you can tell the temperature from the least hot to the most red, yellow blue. Check this out: http://curious.astro.cornell.edu/physics/82-the-universe/stars-and-star-clusters/measuring-the-stars/389-what-can-we-learn-from-the-color-of-a-star-intermediate