Good Riddles

Question: What white coat lights up and is hot to the touch?

Question: Why does a flamingo lift up one leg?

Question: there are 3 houses. a brown house a green house and white house. if the green house is in front of the brown house. and the brown house is in the back of the green house, Where is the white house?

Question: Like a middle pillar I stand among 6, all 9 of my characters make me the largest to exist.

Question: Keys! keys! So many keys, When F is involved The key note is _ ?