Answer:
With a halo of water and a tongue of wood; stone as skin long I stood.
I have roots nobody sees. I am taller than trees. Up, up I go but I never grow. What am I?
I can generate fear and some say I come out of your ears. I am as quiet as a mouse but not welcomed in the house.
I am not a toy though many use me for pleasure. I have a butt but I cannot poo.
The dirtier I get, the whiter I am. What am I?
You can always see it, but it's too far away to touch. Mountains rest on it, and at sea it surrounds you. What is it?