Question
How does the appearance of spiral galaxies vary? Select the two correct answers.(1 point)
Responses
Some are more elongated in shape than others.
Some are more elongated in shape than others.
They vary in the brightness of stars located on their arms.
They vary in the brightness of stars located on their arms.
Some have a band of stars and materials through their middle, but others do not.
Some have a band of stars and materials through their middle, but others do not.
They vary in how tightly their arms are wound.
Responses
Some are more elongated in shape than others.
Some are more elongated in shape than others.
They vary in the brightness of stars located on their arms.
They vary in the brightness of stars located on their arms.
Some have a band of stars and materials through their middle, but others do not.
Some have a band of stars and materials through their middle, but others do not.
They vary in how tightly their arms are wound.
Answers
Answer
Which component that makes up the bulk of all galaxies?(1 point)
Responses
dark matter
dark matter
dust
dust
stars
stars
gas
Responses
dark matter
dark matter
dust
dust
stars
stars
gas
Answer
According to astronomers, how many galaxies are distributed across the observable universe?(1 point)
Responses
50
50
1 trillion
1 trillion
several thousand
several thousand
100 billion
Responses
50
50
1 trillion
1 trillion
several thousand
several thousand
100 billion
Answer
Which statements describe elliptical galaxies? Select the two correct answers.(1 point)
Responses
They are the most common galaxy type.
They are the most common galaxy type.
They typically contain very little gas and dust.
They typically contain very little gas and dust.
They include the universe's largest galaxies.
They include the universe's largest galaxies.
They include the Milky Way.
Responses
They are the most common galaxy type.
They are the most common galaxy type.
They typically contain very little gas and dust.
They typically contain very little gas and dust.
They include the universe's largest galaxies.
They include the universe's largest galaxies.
They include the Milky Way.
Answer
How does the appearance of spiral galaxies vary? Select the two correct answers.(1 point)
Responses
They vary in the brightness of stars located on their arms.
They vary in the brightness of stars located on their arms.
Some have a band of stars and materials through their middle, but others do not.
Some have a band of stars and materials through their middle, but others do not.
They vary in how tightly their arms are wound.
They vary in how tightly their arms are wound.
Some are more elongated in shape than others.
Responses
They vary in the brightness of stars located on their arms.
They vary in the brightness of stars located on their arms.
Some have a band of stars and materials through their middle, but others do not.
Some have a band of stars and materials through their middle, but others do not.
They vary in how tightly their arms are wound.
They vary in how tightly their arms are wound.
Some are more elongated in shape than others.
Answer
Galaxy Types Quick Check
4 of 44 of 4 Items
Question
Which component that makes up the bulk of all galaxies?(1 point)
Responses
dust
dust
dark matter
dark matter
gas
gas
stars
Answered by
GPT 3.5
Some are more elongated in shape than others.
They vary in the brightness of stars located on their arms.
They vary in the brightness of stars located on their arms.
Answered by
GPT 3.5
stars
Answered by
GPT 3.5
100 billion
Answered by
GPT 3.5
They typically contain very little gas and dust.
They include the universe's largest galaxies.
They include the universe's largest galaxies.
Answered by
GPT 3.5
They vary in the brightness of stars located on their arms.
Some have a band of stars and materials through their middle, but others do not.
Some have a band of stars and materials through their middle, but others do not.
Answered by
GPT 3.5
stars
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