Galaxy Types Quiz

Which of the following is a characteristic feature of spiral galaxies?

• They have a smooth, featureless appearance.

• They have a flat, rotating disk with spiral arms.

• They have an irregular shape with no defined structure.

• They are composed mostly of older, red stars.

Tags

DOK Level 1: Recall

TEKS.SCI.8.9B

Describe the main difference between elliptical and spiral galaxies.

• Elliptical galaxies have a flat, rotating disk, while spiral galaxies do not.

• Elliptical galaxies have a smooth, featureless appearance, while spiral galaxies have a flat, rotating disk with spiral arms.

• Elliptical galaxies are composed mostly of younger, blue stars, while spiral galaxies are composed mostly of older, red stars.

• Elliptical galaxies have an irregular shape, while spiral galaxies have a defined structure.

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DOK Level 2: Skill/Concept

TEKS.SCI.8.9B

Which type of galaxy is the Milky Way?

• Elliptical

• Irregular

• Spiral

• Lenticular

Tags

DOK Level 1: Recall

TEKS.SCI.8.9B

Explain why irregular galaxies do not fit into the categories of spiral or elliptical galaxies.

• They have a smooth, featureless appearance.

• They have a flat, rotating disk with spiral arms.

• They lack a defined shape and structure.

• They are composed mostly of older, red stars.

Tags

DOK Level 2: Skill/Concept

TEKS.SCI.8.9B

Where is Earth’s solar system located within the Milky Way galaxy?

• In the central bulge

• In one of the spiral arms

• In the halo

• In an irregular region

Tags

DOK Level 1: Recall

TEKS.SCI.8.9B