Answer:
My first is nothing but a nameอพ my second is more smallอพ my whole is of so little fame it has no name at all.
It is a sound of empty, speak and it'll talk back plenty. But all the more you yack, you'll get the same words back.
What goes around and around the wood, but never goes into the wood?
Upon me you can tread, though softly under cover. And I will take you places, that you have yet to discover. I'm high, and I'm low, though flat in the middle. And though a joy to the children, adults think of me little.
My life can be measured in hours. I serve by being devoured. Thin, I am quick. Fat, I am slow. Wind is my foe.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.