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- 1. Multiple Choice
Which star has a surface temperature most similar to
the surface temperature of Alpha Centauri?
Polaris
Betelgeuse
Procyon B
Sirius
- 2. Multiple Choice
Which star is cooler and less luminous than the Sun?
Proxima Centauri
Pollux
Rigel
40 Eridani B
- 3. Multiple Choice
Which two stars are most similar in luminosity?
Betelgeuse and Barnard's Star
Procyon B and Proxima Centauri
Polaris and the Sun
Alpha Centauri and Sirius
- 4. Multiple Choice
Which two stars have the most similar luminosity and temperature?
Betelgeuse and Barnard's Star
Rigel and Betelgeuse
Alpha Centauri and the Sun
Sirius and Procyon B
- 5. Multiple Choice
Which star color indicates the hottest star surface temperature?
Blue
White
Yellow
Red
- 6. Multiple Choice
Which of the following stars is least bright?
the sun
a blue supergiant
a white dwarf
a red giant
- 7. Multiple Choice
Compared to our sun, the star Polaris is
brighter
smaller
cooler
hotter
- 8. Multiple Choice
Which of the following stars is hottest?
a red giant
a white dwarf
the sun
a red dwarf
- 9. Multiple Choice
The coolest stars appear
white
red
yellow
blue
- 10. Multiple Choice
Compared to the temperature and luminosity of the star Polaris, the star Sirius is
hotter and more luminous
hotter and less luminous
cooler and more luminous
cooler and less luminous
- 11. Multiple ChoiceWhich statement describes the general relationship between the temperature and the luminosity of main sequence stars?As temperature decreases, luminosity increasesAs temperature decreases, luminosity remains the same.As temperature increases, luminosity increases.As temperature increases, luminosity remains the same.
- 12. Multiple ChoiceCompared to the luminosity and surface temperature of red main sequence stars, blue supergiants areless luminous and have a lower surface temperatureless luminous and have a higher surface temperaturemore luminous and have a lower surface temperaturemore luminous and have a higher surface temperature
- 13. Multiple ChoiceBarnard's Star has a surface temperature of about300ºC3000ºC5000ºC10,000ºC
- 14. Multiple Choice
What is the name of the explosion at the death of a massive star?SupergiantSupernovaBlack HoleNebula - 15. Multiple ChoiceAll stars begin their life in aMain SequenceNebulaProtostarBlack Dwarf
- Answer choicesTagsAnswer choicesTags