Answer:
Many hear me, but no one sees me, and I only speak when spoken to
As round as an apple. As deep as a cup. All the king's horses can't pull it up.
What word is the same written forward, backward and upside down?
My first is in window but not in pane. My second's in road but not in lane. My third is in oval but not in round. My fourth is in hearing but not in sound. My whole is known as a sign of peace. And from noah's ark won quick release.
What doesn't get any wetter, no matter how much rain falls on it?
You can always find me in the past. I am created in the present, but the future can not change me. What am I?