Easy Riddles and Answers

Question: What flies without wings?

Question: What room can no one enter?

Question: What begins and has no end, and ends all things that begin?

Question: Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

Question: Every night I'm told what to do,
and each morning I do what I'm told.
But I still don't escape your scold.

What am I?