Answer:
As light as a feather, but you canβt hold it for ten minutes.
Youβll have me at night and if you remove the first letter I denote the top, such as on a train
What can you fold but not crease?
We are all around, yet to us you are half blind. Sunlight makes us invisible, and difficult to find
What is the only letter in the alphabet that does not appear anywhere on the periodic table of elements?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.