17 Questions
What distinguishes irregular galaxies from elliptical and spiral galaxies?
Lack of a distinct shape
Which galaxy type contains a combination of old and young stars?
Irregular galaxies
What is a key characteristic that distinguishes elliptical galaxies from spiral galaxies?
Spherical or cucumber-like shape
Which type of galaxy is most likely to be a solar nursery?
Spiral galaxy
What sets irregular galaxies apart in terms of stellar composition?
Possess a combination of old and young stars
In terms of dust content, how do irregular galaxies compare to elliptical galaxies?
Contain less dust
What type of galaxy is characterized by a lack of a distinct shape?
Irregular galaxy
What is a key characteristic of irregular galaxies in terms of interstellar gases?
They contain significant amounts of interstellar gases.
How are elliptical galaxies different from spiral galaxies in terms of star composition?
Elliptical galaxies contain older, dimmer stars compared to younger, brighter stars in spiral galaxies.
What contributes to the lack of a distinct shape in irregular galaxies?
Combination of old and young stars
Which type of galaxy is most likely to be satellite galaxies formed from collisions with other galaxies?
Irregular galaxies
What distinguishes irregular galaxies from elliptical and spiral galaxies in terms of shape?
They lack a distinct shape.
How do irregular galaxies compare to elliptical and spiral galaxies in terms of dust content?
Irregular galaxies contain little dust like elliptical galaxies.
Why do irregular galaxies possess both old and young stars?
Typically formed from collisions with other galaxies or other turbulent stellar activity.
What makes spiral galaxies different from elliptical and irregular galaxies?
'Cucumber-like' shape.
In terms of stellar composition, what is a distinguishing feature between elliptical and irregular galaxies?
'Older, dimmer stars' in elliptical versus 'combination of old and young stars' in irregular.
'NGC 1592' mentioned in the text is an example of which type of galaxy?
'Irregular galaxy'
Test your knowledge about the formation of galaxies and different celestial bodies through this quiz. Learn about stars, planets, comets, nebulae, and more.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
