Answer:
What has keys but no locks a space but no room and you can enter but can't go in?
you can throw me away but I will always be coming back
What is made of water but if you put it in water it will die?
I fly away as soon as you set me loose. People around you may slowly move away once they sense my presence.
Before I grow I'm small. When I'm old I grow tall. When I die I give a mighty fall.
I go up and never come down no matter how hard you wish. As I get higher, more wrinkles crawl on to the face. What am I?