Answers by visitors named: the mad man

Go back and study the course

12 years ago

Go back and study the course, try to learn something.

12 years ago

That's at the beginning of module 10/2 - are you brain-dead

12 years ago

Prof Djorgovski explains this in Module 10.2, starting at about 09:30 Try learning

12 years ago

Watch the units, think and learn

12 years ago

Well, I know, but I'm not telling you. Learn it! It's all in the Cosmology Modules.

12 years ago

No, no no. Listen to the course work and learn.

12 years ago

Why don't you know? The answer is in the lectures

12 years ago

OK, I'll give you this one, "they tend to trail the rotation of the galaxy." Oops, may be wrong.

12 years ago

The majority of galaxies are: in the sky. Go and learn. It's all in the Course Modules and text files.

12 years ago