Answer:
What can be heard and caught but never seen?
I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me. Lower light I never see.
What letter comes next: O T T F F S S ?
In Paris but not in France, the thinnest of its siblings.
The man who invented it doesn't want it. The man who bought it doesn't need it. The man who needs it doesn't know it. What is it?
I have two eyes in the front and a lot of eyes on my tail