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

TEKS.SCI.8.9B

DOK Level 1: Recall

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.

Tags

TEKS.SCI.8.9B

DOK Level 2: Skill/Concept

Which type of galaxy is the Milky Way?

• Elliptical

• Irregular

• Spiral

• Lenticular

Tags

TEKS.SCI.8.9B

DOK Level 1: Recall

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

TEKS.SCI.8.9B

DOK Level 2: Skill/Concept

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

TEKS.SCI.8.9B

DOK Level 1: Recall