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Match it! Select the correct answer from the pull down...Good luck!
Which star is a cool star?
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
What can a scientist learn about a star from its spectrum?
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
What unit of measurement do astronomers use to determine distances from Earth to the stars?
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
Lines that are made when certain wavelengths of light, or colors, are given off by hot gases
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
The apparent shift in the position of an object when viewed from different locations
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
Astronomers use these numbers to represent brighter stars.
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
The actual brightness of a star is called
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
The color of a star depends on its
its composition and temperature
mile
temperature
absolute magnitude
emission lines
negative
parallax
a red star
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