Using the Characteristics of Stars Chart - ESRT

Using the Characteristics of Stars Chart - ESRT

Multiple Choice

1. According to the Luminosity and Temperature of Stars Earth Science reference table, the Sun is classified as a

• blue supergiant star with a temperature of approximately 20,000K and a luminosity of 700,000

• main sequence star with a temperature of approximately 5,500K and a luminosity of 1

• main sequence star with a temperature of approximately 4,000K and a luminosity of 100

• white dwarf star with a temperature of approximately 10,000K and a luminosity of 0.01

Multiple Choice

2. Which star is cooler and many times brighter than Earth's Sun?

• Rigel

• Betelgeuse

• Barnard's Star

• Sirius

Multiple Choice

3. Which star is cooler and less luminous than the Sun?

• Proxima Centauri

• Pollux

• Rige

• 40 Eridani B

Multiple Choice

4. Which two stars are most similar in luminosity?

• Betelgeuse and Barnard's Star

• Procyon B and Proxima Centaur

• Alpha Centauri and Sirius

• Polaris and the Sun

Multiple Choice

5. The star Algol is estimated to have approximately the same luminosity as the star Aldebaran approximately the same temperature as the Rigel. Algol is best classified as a

• main sequence star

• red giant star

• white dwarf star

• red dwarf star

Multiple Choice

6. Which list shows stars in order of increasing temperature?

• Barnard’s Star, Polaris, Sirius, Rigel

• Procyon B, Alpha Centauri, Polaris, Betelgeuse

• Aldebaran, the Sun, Rigel, Procyon B

• Rigel, Polaris, Aldebaran, Barnard’s Star

Multiple Choice

7. Which star color indicates the hottest star surface temperature?

• red

• yellow

• white

• blue

Multiple Choice

8. Compared to other stars, the sun is

• among the hottest stars

• among the smallest stars

• about average in all respects

• very unique

Multiple Choice

9. Which of the following stars is least bright?

• the sun

• a blue supergiant

• a white dwarf

• a red giant

Multiple Choice

10. Barnard's Star has a surface temperature of about

• 300 K

• 3000K

• 5000 K

• 10,000 K