Answer:
It comes only before, it comes only after. Rises only in darkness, but rises only in light. It is always the same, but is yet always different.
At first I am a yellow weed in the lawn, and then the wind blows, and my white feathers are gone. What am I?
It is weightless, you can see it. If you put it in a barrel it will make it lighter?
I'm light as a feather, yet the strongest man can't hold me for more than 5 minutes.
Describes universities like Harvard and can be poisonous.
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.