Astronomy Quiz

Based on this diagram, which type of stars would belong to spectral class M and have the highest luminosity?

• Main sequence stars

• Giants

• White dwarfs

• Supergiants

In the Hertzsprung-Russell diagram, what is the position of the Sun?

• Top left

• Bottom right

• Middle

• Top right

Which type of stars are hotter but dimmer compared to the Sun?

• Super Giants

• White Dwarfs

• Main Sequence Stars

• Giants

What does the vertical axis of the Hertzsprung-Russell diagram represent?

• Temperature

• Luminosity/Brightness

• Color

• Age

What does the horizontal axis of the Hertzsprung-Russell diagram represent?

• Temperature

• Luminosity/Brightness

• Color

• Age

Which spectral classification is associated with the hottest stars?

• M

• K

• O

• G

In the Hertzsprung-Russell diagram, which stars are cooler and brighter than the Sun?

• Super Giants

• White Dwarfs

• Main Sequence Stars

• Giants

Which stars are located in the upper right of the Hertzsprung-Russell diagram?

• Super Giants

• White Dwarfs

• Main Sequence Stars

• Giants

Which stars are typically found along the diagonal band in the Hertzsprung-Russell diagram?

• Super Giants

• White Dwarfs

• Main Sequence Stars

• Giants

Which stars are larger in size but have lower temperatures than the Sun?

• Super Giants

• White Dwarfs

• Main Sequence Stars

• Giants