Answer:
What should you do when you see a green man?
What has ten letters and starts with gas?
It can be clear like water, but it burns like fire.
A father's child, a mother's child, yet no one's son
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
The profession of Jimi Hendrix and Eric Clapton
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?