Which component that makes up the bulk of all galaxies?(1 point) Responses stars stars gas gas dust dust dark matter
5 answers
stars
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. 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. Some are more elongated in shape than others. Some have a band of stars and materials through their middle, but others do not.
They vary in the brightness of stars located on their arms.
Some are more elongated in shape than others.
Some are more elongated in shape than others.
Which statements describe elliptical galaxies? Select the two correct answers.(1 point) Responses They include the Milky Way. They include the Milky Way. 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 are the most common galaxy type.
They typically contain very little gas and dust.
They are the most common galaxy type.
They are the most common galaxy type.