You might try here. The best thing to do when you don't understand the assignment is to ask the teacher. You will NOT be he only one won dering!
Sra
It says that I have to develop a concept map about the milky way. What is that? Is it like a web or something? It says that I have to develop it to understand the milky way's structure and composition.
2 answers
Was there a link that you were trying to post?