Answer:
What goes up and never comes down?
How can you throw a ball 20 meters, and have it come back to you without hitting anything?
Mary gets in the shower, but surprisingly her hair is not wet when she gets out. How is this possible?
What is yours but only used by others?
How many bananas can you eat if your stomach is empty?
Not born, but from a Mother's body drawn. I hang until half of me is gone. I sleep in a cave until I grow old. Then valued for my hardened gold.