The major factor that causes the color difference between a red star (Betelgeuse) and a blue star (Rigel) is __________.
A
its surface temperature
B
the elevation above the horizon
C
the mass of the star
D
the contrast to nearby stars
E
İlgili Sorular
An orange and white buoy marking an area where operating restrictions are in effect will be marked w...What would be an example of a B-I extinguisher? (small passenger vessel regulations)When you enter shallow water, you would expect your rudder response to __________.A feature of an inflatable raft which helps keep people stationary in rough weather is _________.The Light List indicates that a light has a nominal range of 8 miles and is 48 feet(14.6 meters) hig...