Revit and BIM

Write 1-2 short paragraphs in response to the topic below. Answer all questions:
Define BIM. Are Revit and BIM the same thing? Why or why not?
Is BIM the same as 3d modeling? Why or why not?
Write 1-2 short paragraphs in response to the topic below. Answer all questions:
Describe a group project scenario in which you had to collaborate with another student in creating a 3d model and/or digital drawing. How did you split up the work? Who did what?
If you would have been able to simultaneously work within the same digital files (like using Revit file worksharing, for example), would you have split up the work differently? If so, how?