Which of the following types would be assigned to a normal spiral galaxy with a bright nucleus and tightly wound spiral arms?

Question

Quizplus · Accepted Answer

The tightly wound spiral arms and bright nucleus indicate a well-organized central region. The "S" in the classification indicates that it is a spiral galaxy, and the lowercase "a" indicates that it has a well-defined nucleus and tightly wound spiral arms, which matches the description given in the question. Therefore, the correct classification is Sa.

Which of the Following Types Would Be Assigned to a Normal