Answer:
I have roots nobody sees. I am taller than trees. Up, up I go but I never grow. What am I?
I go in dry and come out wet. The longer I stay in, the stronger my surroundings get. What am I?
Mr. and Mrs. Mustard have five daughters and each daughter has one brother. How many people are there in the Mustard family?
When I get closer my tail grows longer but when I go away my tail leads the way.
I only exist when you are here. Where you never were I can never be.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.