Answer:
I am lighter than the material I am made of. You see parts of me but more of me is hidden underneath.
I am used when you jump off a bridge for fun.
What has a head and a tail, but no body or legs?
My first is in riddle but not in little. My second is in think but not in brink. My third is in thyme but not in time. My fourth is in mother but not in brother. My last is in time but no t in climb.
What kind of table can you eat?
I never sleep yet sometimes I weep. I can get angry or just be happy. Wherever you go, I will follow. No matter what you do, I will be there. I cannot die. What am I?