Answer:
I am an object which is used in baseball. During the day I can't be seen at all. What am I?
I pass before the sun, yet make no shadow. I'm all around you, but you cannot see me. What am I?
The more I dry, the wetter I get. What am I?
I have a strong affection for belly buttons.
I am the kind of a tree that is carried in your hand. What am I?
I am a rock group with four members. All dead one was assassinated.