1. how do scientists classify stars?

by size distance and color
by size distance and brightness
by color brightness and distance
by size brightness and temperature

2. which of The following factors determines how long is Star will live
a stars color
stars mass
the stars Diameter
the stars distance from the sun

d

a,b,c
b
a
a

i promise

JAZZZZMIN is right if u are from connexus

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JAZZZZMIN, is right i got 7/7 100% on my test.

JAZZZZMIN is right i swearthanks JAZZZZMIN!

I got a 100%

@Reagan no they didn't

The first one is D and the second one is B. Just took this, got 100%

D

A<B<C
B
A
A

thanks jazzzzmin 100%

7/7