Ethiopian Flag Question!!!?

Question

ok so were doing this thing at school. first we had to make the freakin flag out of felt(24 in by 36) like we were all expected to know how to sew and as if that wasnt tireing enough we have to answer questions
1.what do the colors represent
2.what do the shapes,pictures, or items of the flag represent?
why were they chosen to be on the flag?
3.when was the flag adopted by that country?
4.what caused the creation of the flag?
5.how did the fov't get the flag accepted by the people?
if any one can answer the second part of the 2nd question and 4, and 5 i would be soooo thankful (im not being lazy i cant find it any where not even the library) Thanks for reading ill keep trying tho.

Answer 1

I pasted all the info from the sources below, but now Yahoo Answers is showing only the sources - don't know why unless it was too much. But if we have a limit on the answers, I didn't realize it.
For the asker, the 2nd and 3rd sources are especially good.

Answer 2

Try this:

https://www.cia.gov/cia/publications/factbook/flags/et-flag.html