Answer:
I contain five little items of an everyday sort. You can find all five in a tennis court.
I have cities with no people forests with no trees and oceans with no water.
I am the book one can never finish reading
I regularly change shape yet remain a sphere. I am always there but not often seen. What am I?
I widen my jaws when you poke two fingers in me. I especially like to devour papers
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?