Star chemistry and properties 1
A ____ is essentially a giant ball off ____ gas that burns very brightly.
Star ; hydrogen
The absolute magnitude or absolute brightness are both ____ of the star itself.
Properties.
What is the order of the hottest temperature of colored stars?
Blue, white, yellow, orange, red
_____ can be described as the energy output of the star.
Luminosity
Higher numbers are associated with _______ stars.
Dimmer.
What are the cause of the color variations?
The temperature of the star
Another inherent property of stars is their ______, or absolute brightness.
Absolute magnitude.
Lower numbers are associated with _____ stars.
Brighter.
True or false: Blue stars are hotter then red ones.
True
A _____ is simply the distance that light would travel in __ year.
Light year ; 1
The ___ ______ is apart of a larger constellation named ______ ____.
Big Dipper ; Alpha beta
True or false: The bigger the star, the less fuel it uses.
False
____ is described by a slightly unusual scale where the larger numbers are more dim and the smaller, often negative numbers are brighter.
Magnitude.
Beta Ursae Majoris is about ___ times bigger then our Sun, while Alpha Ursae Majoris is about ____ times bigger.
3 ; 28
The Betelgeuse star is am example of a ______.
Red supergiant.