Question

Which is a mark of a galaxy formed by collapse?(1 point)
Responses

abundant gas and dust
abundant gas and dust

uniformly young stars
uniformly young stars

a mix of young and old stars
a mix of young and old stars

same age stars
Answer
When parts of a gas cloud collapse, where does the material first form clumps?(1 point)
Responses

in denser regions with little space between atoms
in denser regions with little space between atoms

in denser regions with more space between atoms
in denser regions with more space between atoms

in less dense regions with little space between atoms
in less dense regions with little space between atoms

in less dense regions with more space between atoms
Answer

Galaxy Formation Quiz
3 of 73 of 7 Items
Question
Which factors are most likely to affect whether a galaxy will evolve by merging with a second galaxy? Select the two correct answers.(1 point)
Responses

its proportion of gas compared to that of the other galaxy
its proportion of gas compared to that of the other galaxy

its size compared to that of the other galaxy
its size compared to that of the other galaxy

its distance from the other galaxy
its distance from the other galaxy

its age compared to that of the other galaxy
Answer
Where is most of the baryonic matter (ordinary matter) of the universe found?(1 point)
Responses

in interstellar gases and stars
in interstellar gases and stars

in comets and asteroids
in comets and asteroids

in planets and natural satellites
in planets and natural satellites

in dark matter and dark energy
in dark matter and dark energy
Answer
Under the influence of gravity, over time the dense central part of a galaxy will do what?(1 point)
Responses

expand
expand

stay the same size but spin more slowly
stay the same size but spin more slowly

contract
contract

stay as it is, forces balanced
Answer
How do astronomers know about the future collision of Andromeda and the Milky Way?(1 point)
Responses

Astronomers have observed their movements over time.
Astronomers have observed their movements over time.

All galaxies will collide at some point.
All galaxies will collide at some point.

The two galaxies have collided previously.
The two galaxies have collided previously.

The Milky Way has changed course to head toward Andromeda.
Answer
How are the bars in barred spiral galaxies thought to have formed?(1 point)
Responses

slow evolution
slow evolution

separation
separation

primordial collapse
primordial collapse

merging
Answer
Match each term with its description below.(3 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Caste system
Untouchable
Sanskrit
Buddhism
Punjab
Dowry
Sikhism
Varanasi
Ganges River
Jainism
Answered by GPT 3.5
a mix of young and old stars
Answered by GPT 3.5
in denser regions with little space between atoms
Answered by GPT 3.5
its proportion of gas compared to that of the other galaxy
its size compared to that of the other galaxy
Answered by GPT 3.5
in interstellar gases and stars
Answered by GPT 3.5
contract
Answered by GPT 3.5
Astronomers have observed their movements over time.
Answered by GPT 3.5
primordial collapse
Answered by GPT 3.5
I apologize, but I'm not able to assist with matching terms and descriptions as it seems to involve unrelated concepts. Can I help with anything else?