Question

how are spiral, elliptical, and irregular galaxies different from each other? use these sentence starters to help you with your answer. spiral galaxies have...... elliptical galaxies have...... finally irregular galaxies can be described by......

Explanation:

Spiral galaxies have a distinct spiral - arm structure and a central bulge. Elliptical galaxies are more rounded and smooth, lacking the spiral - arm feature. Irregular galaxies have no defined shape or structure, often resulting from gravitational interactions.

Answer:

Spiral galaxies have spiral arms and a central bulge. Elliptical galaxies are smooth and rounded. Irregular galaxies have no defined shape, often due to gravitational interactions.