5.2 Quiz #2 Practice

What color are the hottest stars?

• red
• blue
• white
• yellow

Where in our sun is energy produced, and how does the process occur?

• Nuclear fusion produces energy in the core of the sun.
• Energy is produced in the sun’s corona by nuclear fission.
• The sun’s radiative zone produces energy by nuclear fusion.
• The sun generates energy by nuclear fusion at the top of convection cells.

Tags

NGSS.HS-ESS1-1

Luminosity is

• the brightness of a star as seen from EARTH
• energy a star gives off
• region where magnetic force can be detected
• temperature of a star

Stellar ______ and ______ influence the apparent magnitude of a star. Choose 2!

• size
• temperature
• distance
• color

The absolute magnitudes listed indicate that the dimmest star in the table is ______.

• Sun
• Sirius
• Pollux
• Rigel

Compare Betelgeuse to our Alpha Centuri. Which has a brighter absolute magnitude?

• Betelgeuse
• Sirius
• Alpha Centauri
• Rigel

Describe the temperature and luminosity for location A.

• hot, bright
• cool, bright
• average, average
• hot, dim
• cool, dim

Describe the temperature and luminosity for location B.

• hot, bright
• cool, bright
• average, average
• hot, dim
• cool, dim

A star described as AVERAGE/MEDIUM MASS would be at location ____.

• A
• B
• C
• D

Tags

NGSS.HS-ESS1-1

Stars at location D are called what?

• main sequence
• supergiants
• white dwarfs
• giants

Tags

NGSS.HS-ESS1-3